TED-Ed
TED-Ed: The rise and fall of the Maya Empire’s most powerful city | Geoffrey E. Braswell
During the 8th century CE, warfare and failing agriculture forced Maya people to move north, to hotter, drier Yucatán. Because of its freshwater access, Chichen Itza became the most powerful Maya city, with nearly 50,000 citizens at its...
SciShow
Why We’ve Been Ignoring These Brain Cells | Great Minds: Ben Barres
Neurons often get all the credit for running the brain, but the work done by Ben Barres at Stanford University proved that glial cells are far more crucial to brain functioning than we had previously realized.
SciShow
These Frogs Hide Thanks to Transparent Skin
Hanging out in the trees of Central and South America are some frogs with pretty unusual coloration. Which is to say, parts of them have no color at all. Their bellies are completely see-through!
SciShow
Studying the Solar Eclipse: SciShow Talk Show
Jen Fowler of the Montana Space Grant Consortium joins us this week to talk about her work with weather balloons and the upcoming solar eclipse, and Jessi from Animal Wonders brings along Gaia the Southern Three-Banded Armadillo!
Associated Press
Guaid urges free, fair elections in Venezuela
Venezuela's opposition leader said Wednesday that he wants the European Union to broaden sanctions against members of the Venezuelan government as a way to push toward free presidential elections in the country.
Crash Course
War and Nation Building in Latin America: Crash Course World History 225
In which John Green teaches you about nation building and nationalism in Latin America. Sometimes, the nations of Latin America get compared to the nations of Europe, and are found wanting. This is kind of a silly comparison. The rise of...
Crash Course
The Nervous System, Part 1: Crash Course A&P
Today Hank kicks off our look around MISSION CONTROL: your nervous system. -- Table of Contents: Sensory Input, Integration and Motor Output 1:36 Organization of Central and Peripheral Systems 2:16 Glial Cells 3:54 Role, Anatomy and...
3Blue1Brown
But what is the Fourier Transform? A visual introduction.
An animated introduction to the Fourier Transform, winding graphs around circles.
SciShow
Octopuses Are Ridiculously Smart
Octopuses are smart! They play with toys, pull off daring escapes, and are masters of disguise. But they're also smart in a lot of ways that the human mind probably can't comprehend. For example, they basically have independent brains in...
SciShow
Earthquakes Probably Won't Destroy Us in 2018
You may have read that 2018 is looking to be a bad year for earthquakes, but Hank is here to offer you some assurances.
PBS
Black Hole Swarms
It's been conjectured that the center of the Milky Way is swarming with tens of thousands of black holes. And now we've actually seen them.
TED Talks
Nicholas Christakis: How social networks predict epidemics
After mapping humans' intricate social networks, Nicholas Christakis and colleague James Fowler began investigating how this information could better our lives. Now, he reveals his hot-off-the-press findings: These networks can be used...
SciShow
What Is Monkeypox? | SciShow News
While cases of Monkeypox are being found worldwide, the nature of the disease and the science we currently have available keeps concerns from growing.
TED Talks
On being a woman and a diplomat - Madeleine Albright
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Former US Secretary of State Madeleine Albright talks bluntly about politics and diplomacy, making the case that...
TED Talks
Paul Gilding: The Earth is full
Have we used up all our resources? Have we filled up all the livable space on Earth? Paul Gilding suggests we have, and the possibility of devastating consequences, in a talk that's equal parts terrifying and, oddly, hopeful.
TED-Ed
TED-Ed: Why are sloths so slow? - Kenny Coogan
Sloths spend most of their time eating, resting, or sleeping; in fact, they descend from their treetops canopies just once a week, for a bathroom break. How are these creatures so low energy? Kenny Coogan describes the physical and...
TED Talks
TED: The biology of our best and worst selves | Robert Sapolsky
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. How can humans be so compassionate and altruistic -- and also so brutal and violent? To understand why we do what...
SciShow
Why We’ve Been Ignoring These Brain Cells | Great Minds: Ben Barres
Neurons often get all the credit for running the brain, but the work done by Ben Barres at Stanford University proved that glial cells are far more crucial to brain functioning than we had previously realized.
SciShow
Retracing a Mastodon’s Steps With Chemistry
Thanks to strontium, oxygen, and rings in a tusk, scientists now have evidence that extinct mastodons may have participated in yearly migrations.
Crash Course
The Congress of Vienna: Crash Course European History
The end of the Napoleonic Wars left the great powers of Europe shaken. Judging from the destruction that had been wrought across the continent, it seemed to the powers that be that the Enlightenment had liberated the people, and led to...
TED Talks
TED: You deserve the right to repair your stuff | Gay Gordon-Byrne
A self-declared "repair geek," Gay Gordon-Byrne is a driving force behind the right-to-repair movement, which aims to empower people to fix their stuff. She describes how the movement is gaining legislative momentum and breaks down how...
SciShow
What We Really Know About Placenta-Eating
Join SciShow News as we explore why eating placenta doesn't actually do very much. Injecting wastewater into the ground, on the other hand, seems to do quite a bit.
SciShow
These Frogs Hide Thanks to Transparent Skin
Hanging out in the trees of Central and South America are some frogs with pretty unusual coloration. Which is to say, parts of them have no color at all. Their bellies are completely see-through!