SciShow
Why We'll Never Build a Perfect Clock
We can make clocks that keep accurate time for millions of years. We can also make clocks with such high resolution they tick one billion billion times per second. So why can't we make a clock that does both?
SciShow
Chernobyl's Radioactive Wild Boar Paradox
After the Chernobyl Disaster, researchers have been studying the movement of radioactive contamination all over central Europe. Fortunately, that radioactive contamination is decreasing in just about every living thing, except for one...
SciShow
Your Best Friend Probably Smells Like You
The microbes that crawl all over us give us our unique scents. And research shows that not only do we prefer our own, but we tend to choose friends with a similar smell.
SciShow
A Big Bang Beginner’s Guide | Compilation
While there's still a lot that astrophysicists don't know about the Big Bang, there are some things we do know. So today, let's get caught up on the Big Bang basics.
PBS
The Crisis in Cosmology
The search for a single number: the hubble constant, which is the rate of expansion of our universe, has consumed astronomers for generations. Finally, two powerful and independent methods have refined its measurement to unprecedented...
PBS
Could the Universe End by Tearing Apart Every Atom?
The universe is expanding, and that expansion is accelerating. We don’t know what’s causing that acceleration, but that hasn’t stopped us from giving it a name. We call this unknown influence dark energy. The observed acceleration is,...
PBS
Sound Waves from the Beginning of Time
Invisible to the naked eye, our night sky is scattered with the 100s of billions of galaxies the fill the known universe. Like the stars, these galaxies form constellations – hidden patterns that echo the reverberations of matter and...
SciShow
We’re Wrong About How Mountains Form
We think we know how mountains form. Plate tectonics causes rock to be pushed up at fault boundaries. Except that model is hard to prove, and a new study suggests it might actually be a lot more complicated.
SciShow
Why Carbon Dating Might Be in Danger
Carbon dating transformed fields like archeology and paleontology, but its use might be in danger.
SciShow
Can You Rip a Phone Book in Half?
If you can find a phone book these days, science is here to help you rip it in half with your bare hands!
SciShow
The Biggest Psychology News Stories of 2016
From Pokémon, to fMRI, to the relationship between masculine norms and mental health, 2016 left us with some interesting psych news to ponder.
SciShow
Will the Moon Ever Leave the Earth's Orbit?
Every year the moon’s orbit gets a little bigger and it moves just a little farther away. Should we worry about the Moon breaking free?
SciShow
Why Body Hair?
In today's episode Hank talks about hair: What's it good for, what's it made of, and why do we have less than other mammals?
SciShow
Why Isn't Cling Wrap as Good as It Used to Be?
Back in my day, cling wrap was so much better! Have you ever wondered why cling wrap doesn't seem to work as well as you remember it to? Hosted by: Michael Aranda
SciShow
Why Are COVID Fatality Rates Dropping?
Near the end of 2020, we got some puzzling but good news: COVID-19 fatality rates have been dropping. Here are a few factors that might help explain why we’re seeing this trend.
SciShow
Why Does Body-Temperature Air Feel Hot?
You'd think that air that was the same temperature as your body would feel neutral, but if you've ever been outside when it's 37 degrees Celsius out... you know that's not the case! Hosted by: Stefan Chin
SciShow
When The Universe Will End
Hank serves up a buffet of news items that includes an approximate date for the end of everything, scientific proof that when it comes to sex bigger IS better, and a look behind how the London Olympics are going green. Bon appetit!
TED Talks
TED: The truth about faking orgasms | Karen Gurney
Whose pleasure is prioritized during sex, and why? Psychosexologist Karen Gurney explains how a lack of equal pleasure in the bedroom actually reflects broader gender inequality in society -- and asks you to reconsider what dynamics are...
PBS
Why we need to stop sharing American Dream success stories
Why would author Casey Gerald want people to stop highlighting success stories like his own? Gerald says he grew up on "the wrong side of the tracks" and went on to Harvard Business school. But he says celebrations of the American Dream...
Curated Video
Military, Motorbike
Europe Strives To Avert War
Focal point of the present crisis is the Sudeten-German area of Czechoslovakia, where Hitler's Nazi propaganda has fomented conflict leading to declaration of martial law.
(Military, Fascism,...
Bozeman Science
AP Biology Labs - part 1
Paul Andersen details the first 7 of 13 labs in the AP Biology Curriculum. The following topics are all covered: Artificial Selection, Hardy-Weinberg Equilibrium, Comparing DNA using BLAST, Diffusion and Osmosis, Photosynthesis,...
MinutePhysics
The Unreasonable Efficiency of Black Holes
This video is about how efficient various reactions are at converting mass to energy (as we know from the Einstein mass-energy equivalence of E=mc^2). Antimatter is very efficient but it is not naturally-occurring. Chemical reactions...
SciShow
The World's Most Abundant Mineral, and Oddball Whales
SciShow News takes you to the depths of the Earth, where the world’s most abundant mineral is found, and to the Arabian Sea, where a strange population of whales has been living in isolation for 70,000 years!