Be Smart.

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ Follow me to MONSTRUM! https://youtu.be/x-GjSU4nOxE SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub Ever feel like you aren't totally yourself? Well, maybe you aren't. In this video, we explore the idea of human chimeras. In mythology, the...

When it comes to science, is there a monster in us all? Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Are you watching "Frankenstein, MD"? Check it out: http://bit.ly/Y9HYz8 "Experiments on the Revival of Organisms" full video: http://www.youtube.com/watch?v=KDqh-r8TQgs Murder Act and Anatomy Act: http://brainblogger.com/...

And where do they keep their suitcases? Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub As winter approaches, V-shaped flocks glide overhead as the world's birds begin their long treks to warmer climates. Humans used to have some pretty crazy theories about where b...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ This is a VR180 video so pop on your Google Cardboard or VR Headset to be totally immersed in our world! No headset? No problem. Move your mobile phone around and catch the total 180 experience! We’re on PATREON now! Join the community ►► https://www.patr...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub Could humans ever evolve to have wings? Why don’t fish have propellers? Why don’t tigers have wheels? Why don’...

What you need to know about one of nature's scariest viruses. Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub Read David Quammen's "Ebola": http://amzn.to/1wBLmzw Ebola infection/death simulation from Washington Post: http://bit.ly/ebola_sim Read the original...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub Celebrate the Hubble Space Telescope’s 30th Birthday with us: https://hubblesite.org/hubble-30th-anniversary h...

We've got two perfectly good hands attached to two perfectly good arms, so why do most people prefer to use one over the other for common tasks? Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub David Wolman's "A Left Hand Turn Around the World" http://amzn.to/1wYqOS...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ A poet once said, "The whole universe is in a glass of wine." We will probably never know in what sense he said that, for poets do not write to be understood. But it is true that if we look in glass of wine closely enough we see the entire universe There...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ Thanks to Bill and Melinda Gates for sponsoring today's video. Check out their Annual Letter here: http://www.inflcr.co/SH1jP We’re on PATREON now! Join the community ►► https://www.patreon.com/itsokaytobesmart If you tried to sum up the last 150 years or...

But did thee feel the Earth move? We’re on PATREON! Support our show: https://www.patreon.com/itsokaytobesmart ↓ More info and sources below ↓ Why do Africa and South America fit together? Anyone who’s ever looked at a map can see that Earth’s continents are kind of like a jigsaw puzzle. The idea that continents are constantly moving and weren’t always in their current spots is a pretty obvious id...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub SARS-CoV-2 and COVID-19 are nasty enemies. Invisible, mysterious, and deadly, they have spread around the worl...

You can learn more at https://curiositystream.com/smart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Humans have a hard time with really big numbers, especially when it comes to DEEP TIME. The history of the Earth took a lot longer than you think, trust me. But I’m here to help you put it in perspective. With some string. REFERENCES: http://bi...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ Thank you to Target for supporting PBS. You can learn more at: ​https://target.com/community Share your story today: ​https://to.pbs.org/3izZeXh You’ve probably heard of Ben Franklin and the kite. But do you know the TRUE story of how his famous experimen...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ Thank you to LEGO City for supporting PBS. To discover more go to http://lego.build/CITYSpace We’re on PATREON now! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub What color i...

Learn more about your personal DNA story by going to https://23andMe.com/okay Don't miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Humans are special, and we got that way thanks to evolution and natural selection. The proof is right there in our bodies! From anatomy to genes, here are some stories of how you got to be the way you are. References: Mil...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub Having bones is pretty cool. They make our blood, let us hear, and keep us from being just a squishy puddle on...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ Check out Antarctic Extremes on @pbsterra : https://www.youtube.com/watch?v=EvRAuy1ZmTc We’re on PATREON now! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub The first thing a...

To learn more about Brilliant, check out https://brilliant.org/BeSmart/ Give us a hand and SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Why is Earth is a blue planet? Because it’s covered in water! Where did Earth’s water come from? Of course, water isn’t unique to our planet. The origin of water traces beyond the solar system to the earliest days of the universe. Here...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ I HAVE A PATREON NOW!! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub It sounds like such an incredible fact. “Our own cells are outnumbered by our microbes 10 to 1!” I don’t...

The first 100 people to join @planet-wild with the code SMART5 will get the first month paid for: https://planetwild.com/r/besmart/joinIf you want to get to know them better first, check out their mission stopping ocean plastic: https://planetwild.com/r/besmart/m34↓↓↓ More info and sources below ↓↓↓If everything around us is made of atoms, why can’t we actually see them? From ancient philosophy to...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ We’re on PATREON now! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub I’ve explained a lot of weird bodily functions on this show but there’s one that we haven’t covered that’s...

Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate I’m thankful for science. And also pie. SUBSCRIBE! http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Want to wear your love for science? We’ve got merch: http://dftba.com/besmart References/Learn More: How turkeys got so big: https://www.wired.com/2008/11/turkeytech/ Ben...

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ The golden ratio. Some say it’s the most mythical number in the universe....