SciShow
What If We Killed All the Mosquitoes?
With the Zika virus in the news, some people have wondered why we don't just kill them ALL.
TED Talks
TED: We could kick-start life on another planet. Should we? | Betül Kaçar
Life makes our planet an incredibly exotic place compared to the rest of the known universe, says astrobiologist Betül Kaçar, whose research uses statistics and mathematical models to simulate ancient environments and gather insights...
3Blue1Brown
Higher order derivatives | Footnote, Essence of calculus
What is the second derivative? Third derivative? How do you think about these?
TED Talks
TED: Can a divided America heal? | Jonathan Haidt
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. How can the US recover after the negative, partisan presidential election of 2016? Social psychologist Jonathan...
SciShow
New Surprises from the Asteroid Bennu - SciShow News
There’s nothing boring about Bennu! From its chemistry, size, shape, and spin to its extremely old age, it proves that even the smallest objects in the solar system have a bizarre and fascinating history.
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!
SciShow
We Detected Water Plumes on Europa... 20 Years Ago
Researchers found surprising new evidence hiding in data captured back in 1997, and we've discovered stars forming in a distant galaxy as early as 250 million years after the Big Bang.
Crash Course
Eclipses
The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you.
TED Talks
Scott Summit: Beautiful artificial limbs
Prosthetics can't replicate the look and feel of lost limbs but they can carry a lot of personality. Designer Scott Summit shows 3D-printed, individually designed prosthetic legs that are unabashedly artificial and completely personal --...
SciShow
Why Comic Sans Isn’t the Worst Font Ever
Nothing can undo the invention of Comic Sans, but that may not be a bad thing since it seems to be helping people with dyslexia.
TED Talks
TED: Online video -- annotated, remixed and popped | Ryan Merkley
Videos on the web should work like the web itself: dynamic, full of links, maps and information that can be edited and updated live, says Ryan Merkley. On the TED stage he demos Mozilla's Popcorn Maker, a web-based tool for easy video...
SciShow
Why Does the Cold Make You Pee?
Not everyone gets a winter as cold (or at the same time) as we do at SciShow, but no matter where you live, you may have wondered why venturing out into the cold often makes you have to pee more often.
SciShow
The Awesome Bug That Lives on Frozen Volcanos
In the frozen mini volcanoes on Maunakea in Hawai'i there lives a scavenger-predator that prefers its meals delivered.
SciShow
Long COVID and Post-infection Syndromes: What We Know So Far
The list of symptoms for “Long COVID” are even more vast than the opinions about the right name for the condition. But the more we learn about it, and how it is similar to other post-infection syndromes, the better we can help those who...
Amoeba Sisters
Hardy-Weinberg Equilibrium
Explore the Hardy-Weinberg Equilibrium equations with The Amoeba Sisters! Learn why this equation can be useful, its five assumptions, and how to calculate genotype and allele frequencies with p and q values! This video does assume the...
SciShow
Life Beyond Neptune The Kuiper Belt & Scattered Disc
The solar system is enormous, and includes the Kuiper Belt and the Scattered Disc, both of which turn out to be really weird in some pretty awesome ways.
TED Talks
Yeonmi Park: What I learned about freedom after escaping North Korea
"North Korea is unimaginable," says human rights activist Yeonmi Park, who escaped the country at the age of 13. Sharing the harrowing story of her childhood, she reflects on the fragility of freedom -- and shows how change can be...
TED Talks
Lucy Cooke: Sloths! The strange life of the world's slowest mammal
Sloths have been on this planet for more than 40 million years. What's the secret to their success? In a hilarious talk, zoologist Lucy Cooke takes us inside the strange life of the world's slowest mammal and shows what we can learn from...
SciShow
People Grow Brain Cells Well Into Their 80s | SciShow News
This week, scientists announced great news about our brains and those discoveries may help us find the cure for a number of diseases and disorders.
SciShow
How Washington Became a Ship Graveyard: A SciShow Field Trip #3
Olympic National Park is temporarily closed as Washington, the US, and the world work to mitigate the spread of the COVID-19 virus. We filmed this series in early January and are currently at home practicing social distancing. We hope...
SciShow
Science Says You Shouldn't Drink Your Whiskey "Neat"
If you’ve ever sauntered up to the bar and ordered a whiskey neat, you might have felt cool doing it. But... is that really the best way to drink whiskey? Let's ask science!
SciShow
The Truth About the Charlie Charlie Challenge
We may not be sure who’s behind it, but we can tell you that the Charlie Charlie Challenge doesn’t really work. Because physics.Very, very special thanks to Henry Reich of Minute Physics for helping with the content of this video.
SciShow
How a Gelatinous Worm Could Inspire Marine Robots
If you had to spend your entire life swimming through water, never touching the ground, you’d probably get pretty dang good at swimming. This is what life is like for the gossamer worm, and why its abilities could be inspiring new marine...
TED Talks
TED: A brain implant that turns your thoughts into text | Tom Oxley
What if you could control digital devices using just the power of thought? That's the incredible promise behind the Stentrode -- an implantable brain-computer interface that collects and wirelessly transmits information directly from the...