450 interesting public speaking informative speech topics

Are you struggling to find public speaking informative speech topics? It can be hard to find a topic that interests both you and your audience. Public speaking is the process of communicating information to people. It is usually done before a large audience, like in school, the workplace and even in our personal lives. 

in this guide we will talk about public speaking informative speech topics. 

The Importance of Public Speaking

Whether you don’t have to make a presentation in front of people, there are a lot of circumstances where good public speaking skills can assist you with propelling your vocation and make opportunities. 

For example, you may need to discuss your organization at a gathering, give a discourse after accepting an award, or show a class to newcomers. Addressing a crowd of people additionally incorporates online introductions or talks; for example, when preparing a virtual group, or when addressing a gathering of clients in a web based gathering. 

Public speaking skills are also significant in other parts of your life. You may be approached to give a discourse at a companion’s wedding, give a commendation for a friend or family member, or rouse a gathering of volunteers at a foundation occasion. 

Being a decent public speaker can enhance your reputation, boost your self-assurance , and open up endless chances. 

However, while good skills can open doors, poor ones can close them. For example, your boss might decide against promoting you after sitting through a badly-delivered presentation. You might lose a valuable new agreement by failing to connect with a prospect during a sales pitch. Or you could make a poor impression with your new team because you mistake over your words and don’t look people in the eye.


How to choose a topic for public speaking

While selecting a topic for public speaking speech, choose a topic that you are the most familiar with and can prepare in a short span of time. After selecting the topic, pen down all the points related to that topic that pop up in your mind. Also, always keep your audience in mind while selecting a topic. It is the audience who are finally going to hear your speech. Hence, you must satisfy their needs as well.

Be wise while choosing a topic. If you take up a topic that you are not familiar with, you’ll just invite unneeded stress and worries to yourself. First, we mention category wise public speaking informative speech topics

Informative Science Speech Topics

1. Why humans should colonize mars

Let’s be honest here, humans are endangered species because all of us live only on one planet. Colonizing mars increases the chance of long-term survival of humankind and has many other benefits, so it’s definitely a great topic to talk about.

2. When will AI exceed human performance?

It’s one of the most discussed topics in science right now because AI has been developing at an amazing speed in the recent years. So, there are tons of quality materials to retrieve information from, such as this article from cornell university.

3. What is the future of commercial space flight?

Elon musk has recently announced the name of the first space tourist who will orbit the moon several times on SpaceX’s most advanced spacecraft, the BFR. The trip is scheduled for 2023, but the musk’s behavior in the recent months is very likely to get him fired as a CEO of SpaceX. Does that put the future of commercial space flight at risk?

4. Should nanotechnology research continue?

With all the risks and ethical issues that nanotechnology research is facing now, it could be an interesting topic to discuss.

5. Should we bring extinct species back from the dead?

Animal cloning is becoming more common, so cloning extinct species appears to be a matter of time. But should we really bring back animals like mammoths? What would we do with them if we succeed?

6. Potential for super greenhouse effect on earth

Global warming is the real thing, and governments around the world are starting to take this issue seriously. But where are we on our way to triggering a runaway greenhouse effect that turned our neighboring planet Venus into a hellish world?

7. What is gene therapy?

For example, could we use it to prevent diseases and conditions?

8. Why whales should not be hunted for food

Also an interesting topic that touches upon one of the most relevant issues in environmental health.

9. Stephen Hawking’s contributions to science

One of the greatest minds in history, Stephen Hawking, passed away recently, so it would be great to share his main contributions to science.

10. When will the next solar superflare hit earth?

The scientists know it’s coming, but can we make some predictions?

self-development and self-help topics

11. How can you improve public speaking skills?

Why not, right?

12. What leadership style is the most suitable for your personality?

There are a number of leadership styles, so finding out which one suits you is an interesting idea.

13. How to get a fresh start after a breakup / divorce?

14. Why you should become a freelancer

15. Why being lazy isn’t always a bad thing

16. What Richard Branson recommends to everyone to make everyday a success

Here are some materials for you to start researching.

17. Why you should visit at least 5 countries by the time you’re 30

18. Gluten isn’t bad for health

19. Scientific evidence on why you shouldn’t skip your breakfast

20. Why success if often an extreme tolerance for failure (Jeff Bezos experience)

Jeff Bezos is an excellent example of a person who thinks of a failure as a chance to learn.


21. Do professional athletes make too much money?

22. Why the your country should promote legal immigration

23. Is it possible to eliminate poverty in every country in the world?

24. The internet should be free for everyone

25. Why punishing children for bullying others isn’t a solution

This conversation article has some good ideas on that for you to explore.

26. The U.S. should encourage the spirit of volunteerism

27. Society should make monopolies illegal

28. Is our society too dependent on technology?

29. Why we need to support local businesses

30. Being gay: choice or nature?

31. Cell phone use while driving should be banned in all U.S. states.


32. How to spot a toxic employee?

33. Give 5 reasons why we should abolish tipping restaurant servers

This Huffington Post article will be of great help to you on this topic.

34. Why the minimum wage should be raised?

35. Top reasons why best employees invest in employee wellness programs

36. The best ways to increase employee engagement for better performance

37. Should age discrimination be a criminal offence?

38. All internships should be paid internships

39. The minimum age for unsupervised driving should be raised to 18

40. LGBT workers are protected from workplace discrimination.


41. Airline passengers should sacrifice their privacy for the sake of flight safety

42. Your government should promote conservation

43. Your government should make animal testing illegal

44. The use of the internet by teens should be limited

45. The internet contributes to media bias

400 more interesting public speaking informative speech topics

Below you will find a list of public speaking informative speech topics. Be sure to analyze your audience and time limit before selecting a topic.

  • How nuclear power works
  • The biography of your favorite actor
  • How to make pizza
  • The history of comic books
  • How to change your car’s oil
  • The story of how your school was founded
  • How to pick a bottle of wine
  • The history of your hometown
  • How to swing a golfclub
  • Trends in the stock market
  • How to drive a stick-shift
  • History of a favorite product brand
  • How to shoot a basketball
  • Description of life in another country
  • How to weave a basket
  • The three branches of U.S. government
  • How to read a map
  • How roads are built
  • The Seven Wonders of the World
  • Disneyland
  • How to knit a scarf
  • Professional baseball stadiums
  • Local folklore
  • Roadside attractions
  • Chinese food
  • UFO’s
  • Real life vampires
  • Types of cheese
  • How to play chess
  • Key phrases in a foreign language
  • Types of poetry
  • Evolution of video games
  • Raising pet snakes
  • Serial killers


  • Foriegn TV shows
  • How to make a website
  • Civil War generals
  • Historical events that occurred on your speech day
  • Famous diplomats
  • All about your favorite vacation spot
  • Famous speeches
  • How to get good grades
  • How to write a resume
  • How to survive a job interview
  • Types of tropical fish
  • Dog shows
  • The newspaper business
  • All about a favorite radio show
  • How a computer works
  • How to organize a closet
  • U.S. territories
  • Voodoo
  • Comparison of different religions
  • Schools of painting
  • The latest discoveries in astronomy
  • Fringe known political parties
  • How to find cheap airline tickets
  • Competitive horseback riding
  • How to make fishing lures
  • Labor Unions
  • How to plan a wedding


  • How to tie various knots
  • Cruise vacations
  • Crazy laws
  • How to improve your health
  • Electric cars
  • Life in the future
  • How to throw a good party
  • Working in the fast food industry
  • How to play the kazoo
  • Origins of superstitions
  • Lesser known Presidents
  • Computer viruses
  • Internet dating
  • Cults
  • Dyslexia
  • Impact of media on society
  • Branches of the military
  • Famous advertising campaigns
  • Nursing homes
  • How to write a will


  • The United Nations
  • How to find your ancestors
  • Deep sea fish
  • A particular period of architecture
  • How to construct an argument
  • Saving money on your income taxes
  • Sports card collecting
  • The history of the Bible
  • Book reviews for a particular author
  • How to avoid boredom
  • Sales tactics
  • Comparison of economic systems
  • Censorship in history
  • Psychological profiling
  • Picking a name for your children
  • America’s fastest growing cities
  • How to improve your manners
  • How to improve your conversation skills
  • World War II heroes
  • The Miss America Pageant
  • Interesting cultures
  • How to raise rabbits
  • Exotic pets
  • Ballroom dancing
  • Near death experiences
  • ID theft
  • Evolution of voting laws


  • Natural disasters
  • Breeds of dogs
  • Dream interpretation
  • Drinking problems
  • Drug problems
  • The FBI
  • Basic economic principles
  • Advances in education
  • Spies
  • Evolution of the English language
  • National Parks
  • Young billionaires
  • Former child stars
  • Obesity epidemic
  • How to be more romantic
  • Types of common plants
  • How to cook vegetarian


  • Funny inventions
  • Stupid criminals
  • Code breaking
  • How to play Poker
  • Child geniuses
  • Spoon collecting
  • Charitable organizations
  • Reincarnation


  • How to break bad habits
  • Weight lifting
  • How the circulatory system works
  • Origin of holidays
  • Interior decorating
  • Lie detecting
  • The Supreme Court
  • Learning styles
  • Life in jail
  • How to properly brush your teeth
  • How to set up an aquarium
  • Organized crime
  • Street gangs
  • How to make soup
  • The losing-est professional sports teams
  • How the telephone works
  • The U.S. Postal Service
  • How to apply make-up
  • Investment strategies


  • The Lottery
  • The Industrial Revolution
  • Medicines from nature
  • Memory loss
  • Differences in male and female communication
  • Mental illnesses
  • The Middle Ages
  • How the brain works
  • Prohibition
  • Drug laws
  • Airplane stunts
  • The history of your favorite musical group
  • Useful websites
  • The Great Depression
  • Famous riots
  • Muscle cars
  • Antique collecting
  • Dog training
  • Model railroading
  • How to perform a magic trick
  • The intelligence of dolphins
  • Multi-Level marketing
  • Interesting world records
  • Different philosophical perspective
  • The Welfare system
  • Choosing a digital camera


  • City planning
  • Reality TV shows
  • Types of birth control
  • Choosing the right tires for your car
  • Diploma mills
  • The most dangerous jobs
  • The trucking industry
  • Basic first aid
  • Coin collecting
  • The British Royal Family
  • Ice cream making
  • How search engines work
  • Banned books
  • The worst trades in sports history
  • How galaxies are formed
  • Native American tribes from your area
  • Exotic breeds of cats
  • How to make a cocktail
  • How to turkey-call
  • How bottled water is purified
  • Sports card collecting
  • The U.S. Post Office
  • How cellular phones work
  • Computers through the decades
  • Spring Break destinations
  • The rising cost of education
  • Early 20th century film making
  • Unique websites
  • How to backup your DVDs
  • How to make candles
  • Hand-held PDA’s


  • Famous robberies
  • Wedding traditions of other cultures
  • Robots now and in the future
  • Rock collecting
  • The career of a favorite musician
  • How to cure/prevent hangovers
  • Women in politics
  • The Great Lakes
  • Conspiracy theories
  • Global warming
  • Strategies for healthy eating
  • E.S.P.
  • Famous golf courses
  • Gold rushes outside of California
  • U.S. immigration patterns through the years
  • Code breaking
  • Submarines
  • TV sitcoms
  • Landfills
  • Beekeeping
  • All-terrain vehicles
  • Satellite radio
  • Exotic fruits
  • What to look for in a new car
  • Firefighting
  • Canadian football
  • The sport of “curling”
  • The insurance industry
  • Famous comedy duos
  • Word origins
  • How chocolate is made
  • Bio-diesel
  • New technologies
  • Ghosts
  • How the Earth was formed
  • Overcoming conflict
  • The longest books ever written
  • How to ski


  • How to make beer
  • Fastest growing careers
  • Origins of cliches
  • Beauty is not only in the eye of the beholder.
  • Hyper active kids don’t need medication.
  • Books are always better than the movie.
  • Pick up lines do work.
  • Televise all court proceedings.
  • Suspend referees that are found to show too much bias.
  • There is no place for monarchs any more.
  • It is false that no one is above the law.
  • You tube needs to monitor comments.
  • Online friends show more compassion.
  • Cross cultural couples respect each other more.
  • Graffiti must be recognised as art.
  • You can loose weight without exercising.
  • Children don’t play enough.
  • Carpets are harmful and shouldn’t be in homes.
  • Sex education doesn’t work.
  • Ban smoking in all public places.
  • Women cheat just as much as men.
  • Prohibit destruction of rainforests.
  • Global warming is a myth.
  • Justice is never the same for all.
  • Video games are not the blame of violence at school.
  • Financial rewards is the only way employees stay loyal.
  • The world isn’t only black and white.
  • Give girls over 16 contraceptives without parents consent.
  • Calories should be included in restaurant menus.
  • Sugar tax won’t reduce obesity.
  • Pregnancy as a result of rape should be terminated.
  • All couples must live together before getting married.
  • Animal testing is necessary.
  • Children’s beauty pageants are wrong.
  • There are not enough cameras in public spaces.


  • Freedom of speech rights needs to be rewritten.
  • Random DUI test should be done on parents picking up children after school.
  • Atheists are more peaceful than religious people.
  • Heterosexual men and women can be just friends.
  • Adoptive parents need maternity leave too.
  • Print advertisements don’t work.
  • Click bate headlines are the cause of less followers.
  • Don’t give children allowances.
  • Stop checking in on social media.
  • There would be more divorces if couples didn’t have children.
  • Compensate organ donors.
  • Celebrities are not role models.
  • Do drug tests on welfare recipients.
  • Stem cell research is murder.
  • People should be considered adults at 21.
  • Religion is the cause of war.
  • Life was not easier a century ago.
  • Men are better forgivers.
  • Making substances illegal only makes people want them more.
  • Parenting classes must be compulsory.
  • Helicopter parents are damaging their children.
  • Give working moms special privileges.
  • Social media fame is a scam.
  • Make paparazzi photographing children a criminal offence.
  • Food should never be seen as a reward.
  • 6 Hours is not enough sleep for an adult.
  • People can live without eating meat.
  • Curfews do not keep teens out of trouble.
  • Electronic textbooks don’t have the same impact as the printed version.
  • This generation cannot fix anything.
  • Boredom always leads to trouble.
  • Girls are too mean to each other.


  • Affirmative action isn’t right.
  • School system is responsible for low test scores.
  • Men should get paternity leave.
  • Fast food needs to come with more warnings.
  • Killing a murderer is immoral.
  • Famous people must stay away from politics.
  • Long distance relationships do work.
  • Men are the stronger sex.
  • Jobs shouldn’t be gender specific.
  • Religion won’t die away.
  • Women shouldn’t give birth after 40.
  • Abortion is murder.
  • Tattoos are an addiction.
  • Drug addiction is a choice.
  • Social media will run it’s course and die out.
  • Caesarian sections are safer than normal births.
  • There is a connection between science and religion.
  • Never pay children for good grades.
  • People in open marriages are not happy.
  • The soul does exist.
  • Peoples salaries should reflect their performances.
  • English will always be the business language of the world.
  • Why you should always put yourself first.
  • Earth has not been explored properly.
  • Women are more intelligent than they give away.
  • Alternatives to evolution exist.
  • A comparison of the official definition of terrorism in different parts of the world.
  • A week of monastery life.
  • Abu Sayyaf links to global terror organizations.
  • Architectural movements in the late nineteenth century.


  • Armed conflicts in Africa.
  • Artificial intelligence opportunities.
  • Biochemical weapons explained.
  • Bioethics verses human rights.
  • Combatting modern slavery.
  • Debunking weight loss myths.
  • Development goals of the United Nations.
  • Everything we can find in our Solar System.
  • Five ways to give and donate to charity funds.
  • Forms of public diplomacy.
  • Fraud detection systems explained.
  • How giant sea aquariums are constructed.
  • How nepotisms started in the Middle Ages.
  • How the Academy of Motion Picture Arts and Sciences is structured.
  • How the American Civil War began.
  • How the application for immigration and naturalization works.
  • How the CIA can track terrorists.
  • How to apply Feng Shui to your bedroom.
  • How to outlaw reactionary conservative groups and individuals.
  • Is it possible to clone humans?
  • Major incidents and consequences in the first decade of this millennium.
  • Middle East roadmap for peace.
  • Migration trends.
  • Offshore installation accidents through the years.
  • Prisons create criminals.
  • Racism and cultural diversity in mass media.
  • Refugees and forced displacement.
  • Result on foreign aid funding in the long term.
  • Scientific explanations for the mysteries of the Bermuda Triangle.
  • Sick building syndromes exist.
  • State sponsored tyranny explained.
  • Strategic defense and ethics do not match.


  • The 9/11 Commission assignment and its main conclusions.
  • The best consumer electronics innovations to date.
  • The chain of cargo and freight services at international airports.
  • The difference between soft and hard drugs.
  • The effect of counter terrorism legislation on ordinary people.
  • The European convention on human rights explained.
  • The flying fortress called Air Force One.
  • The four general goals of the Homeland Security Department.
  • The functions of Samurai warriors in Ancient Japan.
  • The future of fashion.
  • The Geneva Convention on the treatment of prisoners of war.
  • The governing system of rules during the Middle Ages.
  • The history of Amtrak.
  • The innovative and unique styling of Dodge trucks.
  • The long term complications of sunburn.
  • The philosophical doctrine of Nihilism.
  • The pros and cons of pacifism.
  • The relations between federal budget deficit, national debt and trade balance.
  • The role of Emperor Akihito in Japan.
  • The secrets of crop circles revealed.
  • The short history of the second man on the Moon, Buzz Aldrin.
  • The struggle to patent computer software.
  • The war costs in Iraq and Afghanistan
  • The War on Terror is based on a hidden agenda.
  • Two party system compared multiple party systems.
  • What is acne and what are its causes.
  • Why the NASA shuttle program was stopped.
  • Why the Roman built huge aqueducts in France.
  • Will Venezuela survive the constitutional power crisis.
  • A diamond exploration certification system will not prevent conflict-diamonds trade.
  • Aging is a threat to pension funding.
  • Airline safety restrictions won’t stop terrorists.
  • Alcohol advertising stimulates underage alcohol use.


  • All humans are spiritual in one way or another.
  • Arts express the level of quality in different cultures.
  • Atheists do care about Christmas.
  • Australian aboriginal tattooing is art.
  • Ban the filibuster from Congress.
  • Body piercings can cause serious complications.
  • Books are outdated.
  • Censorship is a violation of freedom of speech.
  • Charities must minimize the organizational and overhead costs.
  • Child testimonies in abuse cases are not credible.
  • Corporal punishment could be ethical, provided that it is proportional.
  • Creative expression and creativity are not the same.

Avobe the public speaking topics is given by Myspeechclass

Hope you got the best public speaking informative speech topics. These will not only be engaging to your audience, but will also be easy for you to prepare in a short span of time.

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