SciShow
Dark Matter May Have Come Before the Big Bang! SciShow News
A new study provides mathematical evidence that dark matter could be much older than we thought and we've found a weird glitch in a neutron star.
TED Talks
Naomi Oreskes: Why we should trust scientists
Many of the world's biggest problems require asking questions of scientists -- but why should we believe what they say? Historian of science Naomi Oreskes thinks deeply about our relationship to belief and draws out three problems with...
SciShow
An Unexpected Tool to Track Ancient Civilizations...Bacteria
Scientists have used a bacteria that commonly infects us to track how ancient humans spread to the Americas from Siberia. And other scientists have discovered a new species of hyrax in the forests of Africa by listening to their barks...
SciShow
This Planet Survived the Death of its Star
When stars die, they tend to take everything around them with them. But new evidence appears to show a planet orbiting a white dwarf, and we’re not sure how it survived! Plus, experiments designed to detect dark matter might be capable...
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
Sleep: Why We Need It and What Happens Without It
What happens when you don't sleep? And why do we need to do it anyways? Hank explains the science of sleep: the cause, the benefits, and who holds the record for going without it!
SciShow
Something Is Creating and Removing Oxygen on Mars - SciShow News
Oxygen levels in the Martian atmosphere are mysteriously inconsistent, and scientists don’t have a clear explanation for what’s behind the changes. Meanwhile, scientists DO have explanations for the tiger-like stripes on one of Saturn’s...
SciShow
How to Predict the Odds of Anything
Statistics! They're every scientist's friend. But they can be easy to misinterpret. Check out this thought exercise with Hank to understand how some mental kung fu known as Bayesian reasoning can use stats to draw some downright...
SciShow
Is There Really An Infinite Multiverse? - Stephen Hawking's Last Paper
Just a few days before he died, Stephen Hawking submitted one last research paper using string theory math to talk about the multiverse.
SciShow
Why Is Yawning Contagious?
When you see someone yawn, you're probably pretty likely to follow suit. But what makes it so contagious?
SciShow
There's an Interstellar Asteroid Hiding Near Jupiter
We may have found another interstellar asteroid and scientists have some new ideas about how Saturn's moons got their weird shapes.
SciShow
Spelunking in the Uncanny Valley
With all the CGI cat-humans going around on the internet these days, it’s hard to deny the sense of yikes known as the uncanny valley. But what exactly is this phenomenon, and why do we feel it when we do?
SciShow
A Violent Origin Story for Tiny Space Diamonds | SciShow News
Scientists may have discovered some clues to two vastly different anomalies. Microscopic diamonds inside of meteors, and why ancient black holes are so massive.
SciShow
Why Do Humans Have Butts?
If you've been wondering why we have butts, wonder no more! We have an answer for you.
SciShow
The Mysterious Ridges Near Pluto's Heart
Astronomers may have figured out some cool geology on Pluto, and Barnard's star is back in the running for having a planet!
SciShow
Raccoons Don’t Really Wash Their Food
Raccoons are famous for "washing" their food, but this behavior, called dousing, isn't really about cleanliness.
SciShow
Is That Shiny Thing Pretty, or Are You Just Thirsty?
Humans are fascinated by shiny stuff. Not only do we find these things attractive, but we also tend to perceive them as being high quality. Well, turns out this infatuation may be related to our evolutionary relationship to water.
SciShow
Why Did We Keep Sealed Moon Samples?
We’ve been sitting on samples of the lunar surface for decades and, with better technology than when they were taken, we are opening them back up to take another look!
MinuteEarth
The Faint Young Sun Paradox!
This video was supported by the Heising-Simons Foundation. To learn more, visit https://www.heisingsimons.org/ Credits (and Twitter handles): Script Writer: Emily Elert (@eelert) Script Editor: Rachel Becker (@RA_Becks) Video...
SciShow
No, We Did Not Just Solve Dark Matter and Dark Energy - SciShow News
A paper published last week proposed a hypothesis that identified 95% of the missing stuff in the universe, but the headlines have been a little over-hyped.
SciShow
How We Could Beat Childhood Peanut Allergies | SciShow News
More and more kids are avoiding peanut butter due to life threatening allergies, but we could make it so that no kid goes without a PBJ
Amoeba Sisters
Casual and Scientific Use of "Theory" and "Law"
The word "theory" is used very differently in casual everyday life vs. in science. In science, the word "theory" means so much more! Learn about what a scientific theory is with The Amoeba Sisters and discover why a scientific theory...
SciShow
Why Everyone Was Watching Tabby's Star Last Weekend
Tabby's star is at it again. Could it be aliens this time!? Also, astronomers have discovered a planet with the density of styrofoam!
TED-Ed
TED-Ed: Why is yawning contagious? - Claudia Aguirre
*Yaaawwwwwn* Did just reading the word make you feel like yawning yourself? Known as contagious yawning, the reasons behind this phenomenon have been attributed to both the physiological and psychological. It's been observed in children...