Why Don't Sheep Shrink In The Rain?
AdultsAnimalsNatureScienceBiologyGetting 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."
How Much Money Could We Sell The Earth For?
AdultsEconomyWorldSciencePhilosophyIf aliens came to Earth and offered to buy it, how much should we sell it for?
What Is Light?
AdultsScienceTravelPhilosophyWe 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.
Why Electroshock Therapy Is Back
AdultsHealthMental HealthTechnologyScienceShocking 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.
What If Your Airplane Door Burst Open Mid-Flight?
AdultsScienceTransportationTravelAdventureFlying may be more horrifying than you think.
Could we clone humans? - Earth Lab
AdultsBiologyHumanScienceBiotechnologyDom Burgess investigates whether we could clone humans in the future.
How to Make an Elephant Explode with Science - The Size of Life 2
AdultsAnimalsGeneticsScienceBiologyExperimentsLife 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.
How does your immune system work? - Emma Bryce
AdultsBiologyHealthScienceThe 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.