SciShow
Why Does The Sky Turn Green Before Tornadoes?
In some parts of the United States, it's said that a green sky means there's a tornado on the way. But while you should probably go inside, things might not necessarily get so bad"
SciShow
How a Carnivorous Snail Is Advancing Medicine
Cone snails are venomous marine snails who use their venom in creative ways to take down their prey. And scientists have realized that certain chemicals in these venoms could actually be pretty useful for medicine.
Crash Course
Ecology - Rules for Living on Earth: Crash Course Biology
Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been...
SciShow
The Science of Tear Gas
There’s a lot of confusion about tear gases—what they are, what they do, and whether they can cause long-term harm. Here's what we know.
TED Talks
TED: Glow-in-the-dark sharks and other stunning sea creatures | David Gruber
Just a few meters below the waves, marine biologist and explorer-photographer David Gruber discovered something amazing -- a surprising new range of sea creatures that glow in many colors in the ocean's dim blue light. Join his journey...
SciShow
Space Particles Are Flying Through You Right Now!
Tiny remnants of extreme nuclear reactions in space are flying through your body right now. And astronomers are hunting them to learn more about some of the most energetic and violent objects in the universe.
SciShow
Space-Grown Vegetables, and the Ring That Shouldn't Exist
Astronauts ate some space-grown lettuce, and astronomers discovered a ring of galaxies that's so big it defies the laws of physics.
PBS
Quantum Entanglement (The Bohr-Einstein Debate)
Albert Einstein strongly disagreed with Niels Bohr when it came to Bohr's interpretation of quantum mechanics. Quantum entanglement settled the argument once and for all.
TED Talks
Dan Barber: How I fell in love with a fish
Chef Dan Barber squares off with a dilemma facing many chefs today: how to keep fish on the menu. With impeccable research and deadpan humor, he chronicles his pursuit of a sustainable fish he could love, and the foodie's honeymoon he's...
TED Talks
Susan Shaw: The oil spill's toxic trade-off
Break down the oil slick, keep it off the shores: that's grounds for pumping toxic dispersant into the Gulf, say clean-up overseers. Susan Shaw shows evidence it's sparing some beaches only at devastating cost to the health of the deep sea.
SciShow
Working on Pathfinder: SciShow Talk Show
Hank's friend from grad school, Bryan von Lossberg recounts his time working on NASA's Mars Pathfinder mission, and Jessi from Animal Wonders surprises us with Goma the red eyed tree frog!
SciShow
The Weirdest Places Made by Carbon Dioxide | SciShow Compilation
Carbon dioxide is the biggest player in the climate crisis, reshaping our world in an urgent way, but that’s not the only way CO2 has changed the world. It’s also contributed to making some of the weirdest places on Earth.
Amoeba Sisters
Properties of Water
Explore some properties of water with the Amoeba Sisters! It's all about those hydrogen bonds.
TED-Ed
TED-Ed: Earworms: Those songs that get stuck in your head - Elizabeth Hellmuth Margulis
Have you ever been waiting in line at the grocery store, innocently perusing the magazine rack, when a song pops into your head? Not the whole song, but a fragment of it that plays and replays until you find yourself unloading the...
SciShow
The First Commercial Mission to the Moon!
A private company has been approved to land on the moon!
SciShow
The Curiosity Rover's Most Amazing Discoveries
It might feel like it was only yesterday that the Curiosity rover touched down on Mars, but in August, the rover celebrated its fifth birthday! For a kindergartener, it's made some really impressive discoveries.
SciShow Kids
Why Do I Get Wrinkly Fingers in the Bath?
Have you ever noticed that your fingers and toes are all wrinkly and funny looking after you spend a lot of time in the water? Well, Jessi wants to know why that happens! Join her to find out the answer!
TED Talks
Alex Steffen: The route to a sustainable future
Worldchanging.com founder Alex Steffen argues that reducing humanity’s ecological footprint is incredibly vital now, as the western consumer lifestyle spreads to developing countries.
TED Talks
Olafur Eliasson: Playing with space and light
In the spectacular large-scale projects he's famous for (such as "Waterfalls" in New York harbor), Olafur Eliasson creates art from a palette of space, distance, color and light. This idea-packed talk begins with an experiment in the...
TED Talks
Bjarke Ingels: 3 warp-speed architecture tales
Danish architect Bjarke Ingels rockets through photo/video-mingled stories of his eco-flashy designs. His buildings not only look like nature -- they act like nature: blocking the wind, collecting solar energy -- and creating stunning...
SciShow
Good News: Daffodils Are The Worst
Daffodils are cheerful symbols of spring… and also cold blooded killers. But it turns out, the poison in these plants may actually be helpful to us humans!
SciShow
Cut your flower stems under water. #shorts #science #SciShow
Cut your flower stems under water. #shorts #science #SciShow
SciShow
Why Humans Feel Disgust, and Why Other Animals Might Too
You might think something is so "icky" that you try avoid it, and scientists think there's a reason humans, and even some other animals, do this.