Why Don't Sheep Shrink In The Rain?
AdultsAnimalsNatureScienceBiology... Getting wet isn't REALLY what makes wool shrink; it merely exacerbates the friction between the wool fibers, which is stronger in one direction than another, so when agitated in the washer or dryer, they migrate in relation to each other in a process called "felting."
String Theory Explained - What is The True Nature of Reality?
AdultsMathScienceSpace This video was funded by SNSF under Agora Grant n. 171622 and through the NCCR SwissMAP: The Mathematics of Physics.
COLD HARD SCIENCE: SLAPSHOT Physics in Slow Motion
AdultsFilmScienceSportsPhysics... I shot the skaters with a Phantom MIRO LC320S made by Vision Research.
Is It Safe To Get Your DNA Tested?
AdultsFamilyGeneticsScienceHealthPrivacy... Once it's out of your body, your genetic information is valuable to a variety of people, but you can keep it safe(ish) with a few simple steps.
Why Are There As Many Males As Females?
AdultsAnimalsBiologyNatureScience... In almost every animal species on Earth, equal numbers of males and females are conceived. Why is that?
What Is Light?
AdultsScienceTravelPhilosophy We are so used to some things that we stopped wondering about them. Like light. What is light? Some kind of wavy thing, right? Kind of.
NEW Gravitational Wave Discovery!
AdultsScienceSpace Scientists have JUST published this new observation.
How Evolution works
AdultsBiologyGeneticsHistoryScienceEvolution... The theory of evolution explains how the enormous variety of life could come into existence. How it is possible for primitive life forms to spawn the millions of different creatures, that exist today.
Why Electroshock Therapy Is Back
AdultsHealthMental HealthTechnologyScience... Shocking the brain has come and gone as a medical treatment, but it's currently resurging, as it often provides the best form of relief for severe depression and advanced Parkinson's disease.
How did teeth evolve? - Peter S. Ungar
AdultsBiologyHealthHumanScienceEvolution... You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life, while being strong enough to withstand breakage themselves. How do they do it?
Why Alien Life Would be our Doom - The Great Filter
AdultsScienceSpaceTravelFuture... Finding alien life on a distant planet would be amazing news - or would it? If we are not the only intelligent life in the universe, this probably means our days are numbered and doom is certain.
How to Make an Elephant Explode with Science - The Size of Life 2
AdultsAnimalsGeneticsScienceBiologyExperiments... Life on this planet is based on cells. Cells do vary in size. But they are pretty similar in their dimensions across all species. A blue whale doesn't have bigger cells than a hummingbird, just a lot more of them.
Could Lab-Grown Meat Make Eating Human O.K.? (Part 2 of 3)
AdultsFoodIndustryScience Lab grown meat has been making headlines recently, but is it actually a better alternative to the traditional meat industry?
How does your immune system work? - Emma Bryce
AdultsBiologyHealthScience The immune system is a vast network of cells, tissues, and organs that coordinate your body's defenses against any threats to your health. Without it, you'd be exposed to billions of bacteria, viruses, and toxins that could make something as minor as a paper cut or a seasonal cold fatal. So how does it work? Emma Bryce takes you inside the body to find out.
How Airlines Price Flights
AdultsEconomyIndustryTravelScience... Airline ticket pricing probably seems like a crapshoot. The numbers change seemingly arbitrarily every week, day, or hour, but there is some real science behind these prices.
You Think You Know What Meat Is... But You Have No Idea (Part 1 of 3)
AdultsFoodScienceHistory Eating meat has been part of the human identity for 2.5 million years, but according to science, what exactly is meat?