TED Talks
TED: The secrets of spider venom | Michel Dugon
Spider venom can stop your heart within minutes, cause unimaginable pain -- and potentially save your life, says zoologist Michel Dugon. As a tarantula crawls up and down his arm, Dugon explains the medical properties of this potent...
TED Talks
Aimee Mullins: My 12 pairs of legs
Athlete, actor and activist Aimee Mullins talks about her prosthetic legs -- she's got a dozen amazing pairs -- and the superpowers they grant her: speed, beauty, an extra 6 inches of height ... Quite simply, she redefines what the body...
TED-Ed
TED-Ed: Can you solve the temple riddle? - Dennis E. Shasha
Your expedition finally stands at the heart of the ancient temple. But as you study the inscriptions in the darkness, two wisps of green smoke burst forth. The walls begin to shake. The giant sandglass begins flowing with less than an...
SciShow
Your Asthma and Allergies Aren't Causing Mental Illness
You may have read headlines suggesting that if you have allergies, you might be at greater risk of developing mental illness. But don't panic just yet. Hank unpacks these findings on this week's SciShow News.
TED Talks
Joshua Silver: Adjustable liquid-filled eyeglasses
Josh Silver delivers his brilliantly simple solution for correcting vision at the lowest cost possible -- adjustable, liquid-filled lenses. At TEDGlobal 2009, he demos his affordable eyeglasses and reveals his global plan to distribute...
TED Talks
TED: A drone's-eye view of conservation | Lian Pin Koh
Ecologist Lian Pin Koh makes a persuasive case for using drones to protect the world's forests and wildlife. These lightweight autonomous flying vehicles can track animals in their natural habitat, monitor the health of rainforests, even...
PBS
Neutron Stars Collide in New LIGO Signal?
Last year LIGO announced the detection of gravitational waves from the merger of two black holes. The science world went a little crazy. Only a few weeks ago a new rumour emerged: that LIGO had, for the first time, spotted gravitational...
SciShow
Two New Sauropods Generate Excitement and Controversy | SciShow News
One new fossil discovery helps shed some light on early titanosaur evolution, while another leads to some controversial claims about dicraeosaurs.
TED-Ed
TED-Ed: Check your intuition: The birthday problem - David Knuffke
Imagine a group of people. How big do you think the group would have to be before there's more than a 50% chance that two people in the group have the same birthday? The answer is - probably lower than you think. David Knuffke explains...
Amoeba Sisters
Dihybrid and Two-Trait Crosses
This video will show how to set up and solve everyone's favorite 16 square Punnett square.
TED-Ed
TED-Ed: Love vs. Honor: The Irish myth of Diarmuid's betrayal | Iseult Gillespie
Gráinne, princess of Tara and bride-to-be, was furious. She had thought she was betrothed to a young soldier, bold and brilliant enough to be her equal. Yet it soon became clear she was expected to marry Fionn, a warrior far past his...
SciShow
How to Make A Humanzee
We all know about inter species animal hybrids - Napoleon Dynamite's favorite animal, the liger, is a typical example. But could a human and our closest primate relative the chimpanzee also breed a living hybrid? Hank explores this ......
TED-Ed
TED-Ed: The sibling rivalry that divided a town | Jay Van Bavel and Dominic Packer
One day a pair of brothers working together as shoemakers had an explosive fight that split the family business in two. Over the coming years, this disagreement divided their town— residents and businesses chose sides. Could such a...
SciShow
3 Sad Surprises: The Human Genome Project
Hank tells us three surprises about human DNA which we learned because of the Human Genome Project.
3Blue1Brown
But what is a convolution?
A small correction for the integer multiplication algorithm mentioned at the end. A “straightforward” application of FFT results in a runtime of O(N * log(n) log(log(n)) ). That log(log(n)) term is tiny, but it is only recently in 2019,...
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...
SciShow
The Shrimp and the Sponge: A Deep Sea Love Story
This Valentine’s Day weekend, we'd like to tell you a deep-sea shrimp love story that begins with a sponge, and two shrimp — and ends in forever.
TED-Ed
TED-Ed: What happens when your DNA is damaged? - Monica Menesini
The DNA in just one of your cells gets damaged tens of thousands of times per day. Because DNA provides the blueprint for the proteins your cells need to function, this damage can cause serious issues-including cancer. Fortunately, your...
PBS
When Quasars When Quasars Collide STJC
In this video, we discuss the reports about the detection of a pair of supermassive black holes orbiting only one light year apart from each other. Studying the dance of these giants should tell us a ton about how black holes grow.
SciShow
Monogamy
Hank examines the zoological definition of monogamy, as well as some other breeding strategies that animals use.
SciShow
Rocking & Sleep: It's Not Just for Babies
50 to 70 million people are thought to have some kind of sleeping disorder. If you're one of those people, desperate for a good night's sleep, scientists may have an option for you: rocking!
SciShow
Dam Fun Facts About Beavers
SciShow shares fun facts about nature's greatest engineers: the beaver!
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...
TED-Ed
TED-Ed: How does heart transplant surgery work? | Roni Shanoada
Your heart beats more than 100,000 times a day. In just a minute, it pumps over five liters of blood throughout your body. But unlike skin and bones, the heart has a limited ability to repair itself. So if this organ is severely damaged,...