Moonquakes and Marsquakes

SciShow Space explores the origins of Earthquakes that aren’t on Earth. Moonquakes and Marsquakes can happen, too!

Understanding Trypophobia: The Fear of Holes

In this SciShow dose, Michael Aranda explains mystery behind trypophobia.

SciShow Quiz Show: Dr. Lindsey Doe

In this episode of SciShow Quiz Show, host Michael Aranda test the wits of contestants Dr. Lindsey Doe and Hank Green. 

4 Important Lessons from the Apollo 11 Moon Landing

SciShow Space celebrates the 45th anniversary of the first moon landing by highlighting just four of the most important things we learned from the Apollo 11 mission. Subscribe!

Why Do We Blush?

Aw, don’t be embarrassed—everyone does it! Quick Questions explains what causes blushing, which Darwin called “the most peculiar and most human of all expressions.”

Rogue Planets, Loners of the Universe

Meet one of the newest celestial bodies to be discovered: rogue planets, worlds that hurtle around the galaxy without any parent star. Caitlin Hofmeister explains how we found them, and where we think they might have come from.

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Graphene: The Next Big (But Thin) Thing

If you haven’t heard of it before, you have now. And it may prove to be the next big thing in materials science. SciShow explains what it is, why it’s so awesome, and what challenges we face in harnessing its amazing properties.



Astronauts to brew coffee on space station with ISSpresso machine

Astronauts be like…..


We’re getting ever closer to making the Nutrimatic Drinks Dispenser be a real thing, y’all (sort of).

SciShow Space News: SpaceX’s Awesome New Craft, and ‘Mega-Earth’ Discovered

SciShow Space gives you the latest news from around the universe, including the discovery of a new class of exoplanet dubbed a “mega-Earth,” and a tour of SpaceX’s new crewed vehicle, the Dragon V2.

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What Is Gravitational Lensing?

Learn more about gravitational lensing with host Caitlin Hofmeister.