SciShow
Do Animals Cry?
Plenty of animals have tears that moisturize their eyes. But does that mean they’re sad? Quick Questions explains!
PBS
Memphis midwives work to address racial disparities in care
More women in America die from pregnancy-related complications than in any other developed country in the world, and black women are most affected. NewsHour Weekend's Ivette Feliciano reports on one clinic in Memphis, Tennessee, where...
Curated Video
China - Visit US Commerce Secretary Ron Brown
U.S. Commerce Secretary Ron Brown opened a landmark trade mission
to China on Sunday (28/8), saying human rights were a vital U.S.
interest but that his top priority was business.
0.00 u.s. commerce secretary ron brown coming down...
SciShow
Do Animals Cry?
Plenty of animals have tears that moisturize their eyes. But does that mean they're sad? Quick Questions explains!
PBS
Is CSS and Website Design a Fashion Statement?
Consciously or not, the first thing you notice when you visit a website is how the site LOOKS, which is controlled by the CSS Stylesheet. CSS is the fashion of the web- it makes sites pretty (or very very ugly). And as our lives migrate...
TED-Ed
TED-Ed: Why should you read Sylvia Plath? - Iseult Gillespie
Explore the haunting and intimate works of poet Sylvia Plath, who digs into issues of mental health, trauma and sexuality in works like “The Bell Jar.” -- Under her shrewd eye and pen, Sylvia Plath turned everyday objects into haunting...
TED Talks
TED: Cute, sexy, sweet, funny | Dan Dennett
Why are babies cute? Why is cake sweet? Philosopher Dan Dennett has answers you wouldn't expect, as he shares evolution's counterintuitive reasoning on cute, sweet and sexy things (plus a new theory from Matthew Hurley on why jokes are...
TED Talks
Kate Hartman: The art of wearable communication
Artist Kate Hartman uses wearable electronics to explore how we communicate, with ourselves and with the world. In this quirky and thought-provoking talk, she shows the "Talk to Yourself Hat", the "Inflatable Heart", the "Glacier...
SciShow
Why Do Dogs Tilt Their Heads?
There's no question that a dog tilting its head is one of the cutest things possible, but why do they do it?
3Blue1Brown
Triangle of Power
Logarithms are confusing, but perhaps some alternate notation could make them more intuitive.
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-Ed
TED-Ed: Could we survive prolonged space travel? - Lisa Nip
Prolonged space travel plays a severe toll on the human body: microgravity impairs muscle and bone growth, and high doses of radiation cause irreversible mutations. As we seriously consider the human species becoming space-faring, a big...
TED Talks
TED: Technology hasn't changed love. Here's why | Helen Fisher
In our tech-driven, interconnected world, we've developed new ways and rules to court each other, but the fundamental principles of love have stayed the same, says anthropologist Helen Fisher. Our faster connections, she suggests, are...
TED-Ed
TED-ED: What's an algorithm? - David J. Malan
An algorithm is a method of solving problems both big and small. Though computers run algorithms constantly, humans can also solve problems with algorithms. David J. Malan explains how algorithms can be used in seemingly simple...
TED-Ed
TED-ED: The poet who painted with his words - Genevieve Emy
Among the great poets of literary history, certain names like Homer, Shakespeare and Whitman are instantly recognizable. However, there's an early 20th century great poet whose name you may not know: Guillaume Apollinaire. Genevieve Emy...
TED-Ed
TED-ED: Secrets of the X chromosome - Robin Ball
The sequence of DNA that we inherit from our parents encodes directions for making our cells and giving us specific traits. Identical twins have the same DNA sequence, so how can one twin end up with a genetic disorder while the other...
3Blue1Brown
Triangle of Power
Logarithms are confusing, but perhaps some alternate notation could make them more intuitive.
Bozeman Science
Newton's Second Law
In this video Paul Andersen explains how Newton's Second Law applies when a net force acts on a body. The net force vector and the acceleration vector will act in the same direction. If an object acts on another object in a system the...
SciShow
Antlers: The Secret to Deer's Cancer-Fighting Superpowers
Antler cells divide really fast, and with their super-fast growth, antlers resemble tumors in some ways. But animals in the deer family are less likely to get cancer than many other organisms, and a recent genetics study may have...
SciShow Kids
Why Do We Have Eyebrows?
When you think about it, your eyebrows are a little strange! But they're also really important! From protecting your eyes to helping others know how you feel, those little bits of hair in the middle of your face have some big jobs!
TED-Ed
TED-ED: Making sense of irrational numbers - Ganesh Pai
Like many heroes of Greek myths, the philosopher Hippasus was rumored to have been mortally punished by the gods. But what was his crime? Did he murder guests or disrupt a sacred ritual? No, Hippasus's transgression was mathematically...
TED Talks
TED: Give yourself permission to be creative | Ethan Hawke
Reflecting on moments that shaped his life, actor Ethan Hawke examines how courageous expression promotes healing and connection with one another -- and invites you to discover your own unabashed creativity. "There is no path till you...
Bozeman Science
Genotype Expression
Paul Andersen explains how genotypes can be expressed or not based on changes in the environment. He starts with a brief description of the Himalayan rabbit and how melanin production can be disrupted by high temperature. He explains how...
TED Talks
TED: A visual history of social dance in 25 moves | Camille A. Brown
Why do we dance? African-American social dances started as a way for enslaved Africans to keep cultural traditions alive and retain a sense of inner freedom. They remain an affirmation of identity and independence. In this electric...