Sex determination: More complicated than you thought – Aaron Reedy
From something as small and complex as a chromosome to something as seemingly simple as the weather, sex determination systems vary significantly across the animal kingdom. Biologist and teacher Aaron Reedy shows us the amazing differences between species when it comes to determination of gender.
The Science of Compassion: Kindness Is a Fundamental Human Trait
Throughout his life, Thupten Jinpa (the Dalai Lama’s primary English translator) has studied the connections between science and compassion. In his latest book, A Fearless Heart (http://goo.gl/5Ysblw), Jinpa builds off a landmark lecture given at Stanford Medical School to explain how we can take a scientific approach to train our compassion muscle to relieve stress, […]
Prejudices Are Harder to Shake Than You Think, with Heidi Grant Halvorson
Can stereotypes be useful? Sometimes they can be, even though a lot of the time they’re not. Psychologist Heidi Grant Halvorson, author of No One Understands You And What To Do About It (http://goo.gl/8YAise), walks through the science of stereotypes and explains how they affect much more than you may realize.
Hey Bill Nye, «Does Homosexuality Make Evolutionary Sense?»
An anonymous viewer asks Bill whether homosexuality makes sense from an evolutionary and genetic standpoint. Bill’s response? Homosexuality exists across species and none of them are dying out anytime soon.
This Is Your Body Over 24 Hours
Written by Rachel Salt, Mitchell Moffit and Greg Brown Inspired by «Sex Sleep Eat Drink Dream: A Day in the Life of Your Body» by Jennifer Ackerman. Check it out here: http://amzn.to/1gfvNcQ
The Science of Superheroes – SPIDER-MAN
The ‘Amazing Spiderman’ definitely has some unique tricks and abilities, but do any of them stand up to scientific realities? We’ll take a look at how some of Spiderman’s main attributes could legitimately happen, while others…not so much!
The Scientific Power of Music
Is music humanity’s drug of choice? What is the mysterious power behind it’s ability to captivate, stimulate and keep us coming back for more? Find out the scientific explanation of how a simple mixture of sound frequencies can affect your brain and body, and why it’s not all that different than a drug like cocaine.
Poison vs. venom: What’s the difference? – Rose Eveleth
Would you rather be bitten by a venomous rattlesnake or touch a poisonous dart frog? While both of these animals are capable of doing some serious damage to the human body, they deliver their dangerous toxins in different ways. Rose Eveleth sheds light on the distinction between poison and venom (and why you shouldn’t treat […]
The physics of sperm vs. the physics of sperm whales – Aatish Bhatia
Traveling is extremely arduous for microscopic sperm — think of a human trying to swim in a pool made of…other humans. We can compare the journey of a sperm to that of a sperm whale by calculating the Reynolds number, a prediction of how fluid will behave, often fluctuating due to size of the swimmer. […]
Just how small is an atom? – Jonathan Bergmann
Just how small are atoms? And what’s inside them? The answers turn out to be astounding, even for those who think they know. This fast-paced animation uses spectacular metaphors (imagine a blueberry the size of a football stadium!) to give a visceral sense of the building blocks that make our world.
How the Sun works: Fusion and Quantum Tunneling
In this episode, we learn about how the sun can burn for billions of years without running out of fuel.
The Origin of Quantum Mechanics (feat. Neil Turok)
The Origin of Quantum Mechanics (feat. Neil Turok)
How to Subtract By Adding
How to Subtract By Adding
Einstein’s Proof of E=mc²
Ever wonder how Einstein proved E=mc²? This is how.