What the Fahrenheit?!
AdultsHistoryScience The crazy story of the arbitrary temperature scale used in a tiny minority of countries.
Is This What Quantum Mechanics Looks Like?
AdultsPhysicsScience Silicone oil droplets provide a physical realization of pilot wave theories.
Are preservatives bad for you?
AdultsFoodHealthScience Food doesn't last. In days, sometimes hours, bread goes moldy, apple slices turn brown, and bacteria multiply in mayonnaise. But you can find all of these foods out on the shelf at the grocery store, hopefully unspoiled, thanks to preservatives.
Why Do Animals Eat Their Babies?
AdultsAnimalsNatureScience Sometimes, it makes sense for critters across the animal kingdom to chow down on their own young.
Is It Okay to Touch Mars?
AdultsScienceSpace What exactly makes a journey to Mars so perilous? Is it okay to touch Martian dirt with your bare hands?
How do whales sing?
AdultsAnimalsNatureScience Communicating underwater is challenging. Light and odors don't travel well, but sound moves about four times faster in water than in air - which means marine mammals often use sounds to communicate.
How Different Are Different Types of Dogs?
AdultsAnimalsPetsScience The domestic dog is a domesticated canine which has been selectively bred over millennia for various behaviours, sensory capabilities, and physical attributes.
Could we survive prolonged space travel? - Lisa Nip
AdultsHealthHumanSpaceScience 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.
How sparrowhawks catch garden birds
AdultsAnimalsNatureScience This bird's incredible acceleration and agility enable it to to sneak up on its prey.
Why are there so many types of apples?
AdultsFoodBiologyBusinessScience Have you ever walked into a grocery store and wondered where all the varieties of apples came from?
How To Eradicate One Of Our Deadliest Enemies
AdultsHealthScienceBiotechnology We have the choice to attack one of our oldest enemies with genetic engineering. But should we do it?
The Best and Worst Prediction in Science
AdultsCreativityFilmHumorScienceCulture A guy who just got back from Burning Man struggles mightily to explain what Burning Man was like to a loser who's never been to Burning Man.
Incredible footage of hermit crab changing shells
AdultsAnimalsNatureScience In this exciting excerpt from the third season of Jonathan Bird's Blue World, Jonathan films a hermit crab changing shells and then also transferring its anemones from one shell to the other.
How smart are orangutans?
AdultsAnimalsNatureScience Along with humans, orangutans belong to the Hominidae family tree, which stretches back 14 million years.