If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?

This video is about the orbital mechanics of why it's so hard to crash into the sun - the energy it takes to get there is astoundingly high, compared with leaving the solar system.

This video explores the concept of measuring the hottest place on Earth, challenging the assumption that Death Valley holds the record. By discussing the limitations of traditional weather stations and highlighting the use of satellite...

Still wondering why leaves are green and not purple or even black? CHLOROPHYLL! It's how leaves work.

In the early 1960s, Richard Feynman was quoted as saying that Earth's center should be a day or two younger than its surface. 50 years later, scientists re-did the math.

New research looks into how snow falls on Mars, and scientists have been looking into other things falling from the sky onto planets: diamonds!

We've been to the moon, we've mapped the continents, we've even been to the deepest point in the ocean -- twice. What's left for the next generation to explore? Biologist and explorer Nathan Wolfe suggests this answer: Almost everything....

When Andres Ruzo was a young boy in Peru, his grandfather told him a story with an odd detail: There is a river, deep in the Amazon, which boils as if a fire burns below it. Twelve years later, after training as a geoscientist, he set...

Caitlin Hofmeister gives you the latest news from around the universe, including Kepler's latest exoplanet discovery, an upcoming solar eclipse, and a breathtaking image from Hubble.

This week on SciShow Space News, we’re learning more about the side effects of space travel… from mice. Plus, we explore the most luminous galaxy!

Humans have never visited another planet, but we can send special spacecraft called probes to visit them for us! One of those probes, called Voyager 1, has gone deeper into space than any other, and it's sent us some amazing pictures...

No astronauts were harmed in the making of this video.

Happy Holidays! Ever wonder how Santa could possibly manage to deliver all those presents in a single night? Or what gives red-nosed reindeer the ability to fly? And why do your Christmas lights get tangled in knots no matter how...

We've run, jumped, and stomped all over the world of Super Mario, but, where in the universe is Super Mario EXACTLY? It's virtual so it obviously DOESN'T exist but if it did, could Super Mario world be in our solar system? And what do...

When photographed under a 3D microscope, grains of sand appear like colorful pieces of candy and the stamens in a flower become like fantastical spires at an amusement park. Gary Greenberg reveals the thrilling details of the micro world.

This video is about what would happen if we built a giant ring around earth – what would happen to the ring, that is. Would if fall? Collapse? Start spinning?



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