SciShow
The Viruses That Shaped Humanity
You might get the impression that all viruses are terrible, awful, no-good things that just wreak havoc on humanity. But, surprise: The truth is way more interesting!
TED Talks
Adam Davidson: What we learned from teetering on the fiscal cliff
At the end of 2012, the US political system was headed for the "fiscal cliff" -- a budget impasse that could only be solved with bipartisan agreement. Adam Davidson, cohost of "Planet Money," shares surprising data on how bipartisan we...
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
Why Does Scratching Make Itching Worse?
It’s hard to resist the urge to scratch an itch, but doing so could help break that vicious cycle of itchiness.
TED-Ed
TED-Ed: The last chief of the Comanches and the fall of an empire | Dustin Tahmahkera
Late one night in 1871, a group of riders descended on a sleeping army camp, stole about 70 horses, and disappeared. Led by a young chief named Quanah Parker, the raid was the latest in a long series of altercations along the Texas...
SciShow
These Slugs See with Their Brains
If you’re a person with sight, your two eyes are your only window into the visual world. But slugs see not only with their eyes, but with their brains as well!
TED Talks
TED: Asking for help is a strength, not a weakness | Michele L. Sullivan
We all go through challenges -- some you can see, most you can't, says Michele L. Sullivan. In a talk about perspective, Sullivan shares stories full of wit and wisdom and reminds us that we're all part of each other's support systems....
TED-Ed
TED-Ed: Joshua W. Pate: The mysterious science of pain
In 1995, the British Medical Journal published a report about a builder who accidentally jumped onto a nail, which pierced straight through his steel-toed boot. He was in such agonizing pain that any movement was unbearable. But when the...
Crash Course
Market Economy: Crash Course Government and Politics
Today, we’re going to take a look at how the government plays a role in the economy. Specifically, the way the government creates and maintains our market economic system. Now sure, the government’s role in the economy can be...
TED Talks
Del Harvey: Protecting Twitter users (sometimes from themselves)
Del Harvey heads up Twitter’s Trust and Safety Team, and she thinks all day about how to prevent worst-case scenarios -- abuse, trolling, stalking -- while giving voice to people around the globe. With deadpan humor, she offers a window...
Crash Course
Foreign Policy: Crash Course Government and Politics
Today Craig finishes up our series on U.S. Government and Politics by talking about both the least and most important aspect of government: foreign policy. Foreign policy is important because it has the potential to affect the largest...
TED-Ed
Can you solve the fantasy election riddle? | Dennis E. Shasha
After much debate, the realm has decided dragon jousting may not be the best way to choose its leaders, and has begun transitioning to democracy. Your company was hired to survey the citizens of the land and predict which candidate will...
TED Talks
TED: How moms shape the world | Anna Malaika Tubbs
Mothers undeniably impact and shape history -- but their stories are often left out or misrepresented, says sociologist and author Anna Malaika Tubbs. This erasure limits policies to support mothers and their essential roles in society....
Bozeman Science
Niche
Paul Andersen explains the niche. He gives three different pronunciations and two different definitions. He then discusses the competitive exclusion principle and the idea that a niche cannot be shared by two species.
SciShow
7 Real-Life Unicorns
Unicorns may not exist on this planet, but Earth does have plenty of one-horned creatures that are just as remarkable, if not quite as majestic. Chapters NARWHALS 0:34 RHINOCEROS BEETLES 4:19 ASIAN RHINOCEROS BEETLE RHINOCEROS HORNBILLS...
TED Talks
TED: 5 hiring tips every company (and job seeker) should know | Nithya Vaduganathan
To keep up with a rapidly evolving job market, hiring practices need to change, too. In this practical talk, talent strategy expert Nithya Vaduganathan shares five crucial tips every hiring manager (and job seeker) should know in order...
SciShow
Reinventing the Wheel: 5 Species That Roll
If wheels and rolling have proven so efficient for humans, why hasn’t evolution pushed at least some other species in that direction? Well actually, there are a few species that can get around by rolling. Chapters View all GOLDEN WHEEL...
TED Talks
America Ferrera: My identity is a superpower -- not an obstacle
Hollywood needs to stop resisting what the world actually looks like, says actor, director and activist America Ferrera. Tracing the contours of her career, she calls for more authentic representation of different cultures in media --...
Crash Course
Women and the Black Power Movement: Crash Course Black American History #40
Women have been a powerful (and largely underappreciated) force in the movement for Black equality in the United States. The Black Power Movement is no exception to that trend. Today, we'll learn about how women contributed to several...
TED-Ed
TED-ED: The life, legacy & assassination of an African revolutionary - Lisa Janae Bacon
In 1972, Thomas Sankara was swept into the revolution seeking to wrest control of Madagascar from France’s lingering colonial rule. The protests inspired the West African native to read works by socialist leaders and seek wisdom from...
TED-Ed
TED-Ed: A brief history of chess - Alex Gendler
Trace the storied history of the game of chess, from its origins in 7th century India to the computer software we use today. -- The attacking infantry advances, their elephants already having broken the defensive line. The king tries to...
TED Talks
TED: Does the media have a "duty of care"? - David Puttnam
In this thoughtful talk, David Puttnam asks a big question about the media: Does it have a moral imperative to create informed citizens, to support democracy? His solution for ensuring media responsibility is bold, and you might not...
SciShow
Fascia: The Body's Remarkable, Functional Glue
There’s a connective tissue running all throughout your body that not only holds all your muscles and organs together, but also has sensory and mechanical properties that may explain some poorly understood medical phenomena.
TED Talks
Tim Brown: Tales of creativity and play
At the 2008 Serious Play conference, designer Tim Brown talks about the powerful relationship between creative thinking and play -- with many examples you can try at home (and one that maybe you shouldn't).