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.

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...

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.

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...

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.

Astronauts ate some space-grown lettuce, and astronomers discovered a ring of galaxies that's so big it defies the laws of physics.

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!

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.

Explore some properties of water with the Amoeba Sisters! It's all about those hydrogen bonds.

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...

A private company has been approved to land on the moon!

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.

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!

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.

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...

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...

Cut your flower stems under water. #shorts #science #SciShow

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!

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.

In this explosive episode of SciShow Quiz Show, Hank Green and SciShow writer Dave Loos test their knowledge of diamonds, the environment, and the many reasons why humans are very strange creatures.

Ancient civilizations developed clever solutions to their unique challenges and environments, and learning from those engineers can help us build a greener world today.

The weather is warming up where Jessi lives, which means its time for some cool treats! Join Jessi and Squeaks and learn how to whip up some tasty vanilla ice cream!

From pancakes to ice cream, salt goes in so many things to make them taste better! But what is it and where does it come from?

Explore the sodium potassium pump (Na+/K+ pump), with the Amoeba Sisters! This video talks about why this pump is needed and provides an overview of this type of active transport. Table of Contents: 00:00 Intro 0:48 Introducing the...