How can cities help save the future? Alex Steffen shows some cool neighborhood-based green projects that expand our access to things we want and need -- while reducing the time we spend in cars.

Though we probably won’t find a literal Atlantis beneath the sea, that doesn’t mean that a human settlement hasn’t ever been lost to the water. Meet Doggerland.

You might consider humans or beavers to be the best engineers on the planet, but these 5 other animals go to great lengths to put our houses and dams to shame. Chapters SOCIABLE WEAVER 0:38 GREAT BOWERBIRD 2:13 PUFFERFISH 3:39 4 ORIENTAL...

Earlier today, mission specialists with NASA's Mars Science Laboratory announced that they have found, for the first time, evidence of an ancient environment on Mars that could have sustained life. Hank tells us the specifics in this...

Bdelloid rotifers have a superpower. If their DNA is shredded to pieces, whether from a lack of water or a blast of radiation, they can put it back together.

When you think of animals with awesome abilities, fish usually aren’t the first thing that come to mind, but there are a few species that have taken their adaptations to the extreme!

It’s Valentine’s Day, and Jessi and Squeaks got Valentines from their awesome animal friends all over the world! Hang out with them as they read some silly Valentine poems and learn about the animals that sent them!

Last week, seven earth-like planets were discovered orbiting a Red Dwarf star 39 light years away. Each one could be capable of supporting life.

A world only 2°C warmer, or 3.6°F, would be one that is much different than the world we live in today, but what does that actually look like?

Every year, tiny shrimp do something strange on the banks of a river in Thailand: they get out of the water and walk on the land! Why do they take this risky path?

Modern-day Ohio is more than 600 kilometers from the ocean - yet it has thousands of ocean fossils dating back to the Ordovician, giving us a glimpse at its past under an ancient, fishless sea.

As Vicki Arroyo says, it's time to prepare our homes and cities for our changing climate, with its increased risk of flooding, drought and uncertainty. She illustrates this inspiring talk with bold projects from cities all over the world...

Every star we see in the sky has at least one planet orbiting it, says astronomer Sara Seager. So what do we know about these exoplanets, and how can we find out more? Seager introduces her favorite set of exoplanets and shows new...

Zaria Forman's large-scale compositions of melting glaciers, icebergs floating in glassy water and waves cresting with foam explore moments of transition, turbulence and tranquility. Join her as she discusses the meditative process of...

Want to learn more about the topic in this week's video? Here are some key words/phrases to get your googling started: - Condensation - the process of water molecules glomming together into visible droplets - Condensation nuclei - tiny...

For upside-down mirrors, super hot volcanic chimneys, and neon rocks with living microorganisms, look no further than the Guaymas Basin in the Gulf of California.

From packing peanuts to disposable coffee cups, each year the uS alone produces some two billion pounds of Styrofoam -- none of which can be recycled. Frustrated by this waste of resources and landfill space, Ashton Cofer and his science...

Everyone loves a slow motion video of a dog shaking to dry off, but what is the science behind it?

Box-shaped fish might seem like they don't have the most efficient body shape, but there are some surprising perks to being an underwater cuboid creature.

We've collected all the episodes we've done over the years answering questions about water. Pour yourself a glass before diving into this watery compilation!

The idea that the North Pole can move is nothing new, but the findings of a recent study suggest that Santa might need to pack up and find a new apartment.

If you want to spend any amount of time in space, you'll have to make adjustments to your lifestyle. From what you eat, to how you go to the bathroom, to regular activities you're simply not allowed to do on the ISS, SciShow Space has...

Mars is covered with the remnants of long-dead volcanoes, but one of them might have been alive surprisingly recently.

Earth isn't the only planet that gets rocked by giant tsunamis. In fact, giant waves on other planets have helped us solve a few mysteries about our solar system.