SciShow
Astrobiology & the Search for Alien Life
Hank talks about astrobiology - the study of and search for life in the universe off Earth. Right now, the field has more questions than answers, but all they all seek to answer that one fundamental query: are we alone in the universe?
SciShow
The Chemist Decoding Our Cosmic Origins | Great Minds: Ewine van Dishoeck
The apparent void in the darkness of space is not as empty as you might think. In fact, it somehow holds the key to creating stars, planets, and even us! And Dutch super-scientist Ewine van Dishoeck made it her life's work to figure out...
Crash Course
Deviance: Crash Course Sociology
What is social deviance? Who defines what is deviant and how to people come to behave that way? Today we’re going to explore biological and psychological approaches to explaining deviance, including what each perspective can bring to the...
PBS
Why is the Earth Round and the Milky Way Flat?
Our universe is not a very diverse place when it comes to shapes. Large celestial bodies become spheres, galaxies become discs, and there is little room for variation. Why is this? Well it turns out physics has some pretty strict rules...
PBS
Scientists Have Detected the First Stars
What do the first stars in the universe, dark matter, and superior siege engines have in common?
SciShow
3 Ways Science Can Improve Your Pie
Happy Pi Day! We are huge fans of homophones here at SciShow, so we put together a whole bunch of fun facts and tasty tips about PIES! Get it?!
SciShow
3 Stars That Shouldn't Exist
Based on what we think we know about the universe these stars really shouldn't exist, but they do!
SciShow
Why Does the Ocean Smell Like That?
What gives the ocean its distinct, sometimes pungent smell? It turns out the answer is more than just dead fish or salt: it’s the scent of tons of phytoplankton being munched on!
SciShow
Special Valentine Science!
Want to get your sweetheart something really special? Give them a mineral called fingerite, and then stare at them for a while! Find out why, in this Valentine's Day edition of SciShow News.
MinutePhysics
What is the Purpose of Life? (Big Picture Ep. 5/5)
This video is about how life arose and what its main function or purpose in the universe seems to be. Thanks to Sean Carroll for collaborating on it! This video is about how life arose and what its main function or purpose in the...
SciShow
The VASIMR Engine: How to Get to Mars in 40 Days
Chemical engines can only move us through the solar system so quickly, but a faster method is being engineered right now that could get us to Mars in just 40 days!
SciShow
SciShow Quiz Show: Writer vs. Creator
Watch SciShow Creator Hank Green battle brains with SciShow Writer Ceri Riley.
SciShow Kids
All About Volcanoes How They Form, Eruptions & More!
Jessi and Squeaks explore nature’s way of letting off a little steam.
SciShow
3 Things We Still Don’t Understand About the Milky Way
We have been studying our home galaxy for years, but even though astronomy has come a long way, there is still a lot we don't know about the Milky Way.
SciShow
Why Do Nuclear Bombs Make Mushroom Clouds?
If you've ever put your feet up on a warm summer's day and played "spot the shape in the cloud," you might've seen a kangaroo, a guy preparing to facepalm, maybe a mushroom... On second thought, hopefully not that last one.
TED Talks
TED: Let's save the last pristine continent | Robert Swan
2041 will be a pivotal year for our planet. That year will mark the end of a 50-year agreement to keep Antarctica, the Earth's last pristine continent, free of exploitation. Explorer Robert Swan — the first person to walk both the North...
TED Talks
TED: Why you should care about whale poo | Asha de Vos
Whales have a surprising and important job, says marine biologist Asha de Vos: these massive creatures are ecosystem engineers, keeping the oceans healthy and stable by ... well, by pooping, for a start. Learn from de Vos, a TED Fellow,...
TED Talks
TED: Drawings that show the beauty and fragility of earth | Zaria Forman
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...
TED Talks
Damon Horowitz: We need a "moral operating system"
Damon Horowitz reviews the enormous new powers that technology gives us: to know more -- and more about each other -- than ever before. Drawing the audience into a philosophical discussion, Horowitz invites us to pay new attention to the...
TED Talks
TED: How AI can enhance our memory, work and social lives | Tom Gruber
How smart can our machines make us? Tom Gruber, co-creator of Siri, wants to make "humanistic AI" that augments and collaborates with us instead of competing with (or replacing) us. He shares his vision for a future where AI helps us...
SciShow
The Gulf of California's Upside-Down Mirror Pools | Weird Places
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.
TED Talks
Sarah Kay: "A Bird Made of Birds"
"The universe has already written the poem you were planning on writing," says Sarah Kay, quoting her friend, poet Kaveh Akbar. Performing "A Bird Made of Birds," she shares how and where she finds poetry. (Kay is also the host of TED's...