Why Can't Chimpanzees Speak?
AdultsAnimalsHumanLanguageScienceBiology... Chimpanzees are very smart animals, so why can't they speak? Tara is here to explain how a gene mutation allows humans to speak, but not chimps.
What Magnetizing Cockroaches Can Teach Us About Navigation
AdultsAnimalsHumanScienceBiologyNeuroscience... A new study has found cockroaches can sense the Earth's magnetic field, an ability called magnetoreception. Could humans have this sense, too?
Shredding Bacteria With Technology From Insect Wings
AdultsAnimalsNatureTechnologyScienceBiology... Dragonfly wings are covered in bacteria-killing nanopillars, and scientists are taking inspiration from them to make smarter anti-bacterial surfaces!
What Happens When A Fly Lands On Your Food?
AdultsAnimalsHealthScienceFoodBiology... Have you ever wondered what a fly is doing when it lands on your food? Laci did some research to figure out just what happens.
Weird Things Your Body Does When You're Around Your Crush
AdultsBiologyHumanRelationshipsPsychologyLove... Love has some strong effects on our bodies. From blushing to sweating, why do we react the way we do when facing a crush?
The Immune System Explained I - Bacteria Infection
AdultsBiologyHealthHumanScience... Every second of your life you are under attack. Bacteria, viruses, spores and more living stuff wants to enter your body and use its resources for itself. The immune system is a powerful army of cells that fights like a T-Rex on speed and sacrifices itself for your survival.
How do animals experience pain?
AdultsAnimalsBiologyHealth Humans know the surprising prick of a needle, the searing pain of a stubbed toe, and the throbbing of a toothache. We can identify many types of pain and have multiple ways of treating it - but what about other species?
How to master your sense of smell
AdultsBiologyHumanScienceHealth... Some perfumers can distinguish individual odors in a fragrance made of hundreds of scents; tea-experts have been known to sniff out the exact location of a particular tea; and the NYC Transit Authority once had a employee responsible only for sniffing out gas leaks.
How These Sea Shells Know the Weather in Greenland
AdultsAnimalsBiologyNatureScienceEnvironment... Foraminifera - tiny, single-celled marine life forms - build gorgeous houses that record how much ice there is on the planet.
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 Do Animals See in the Dark?
AdultsAnimalsBiologyNeuroscienceScience... To human eyes, the world at night is a formless canvas of grey. Many nocturnal animals, on the other hand, experience a rich and varied world, bursting with details, shapes, and colors.
What is the biggest single-celled organism?
AdultsAnimalsBiologyScience The elephant is a creature of epic proportions - and yet, it owes its enormity to more than 1,000 trillion microscopic cells.
How a single-celled organism almost wiped out life on Earth
AdultsBiologyLifeWorldScienceHistory... There's an organism that changed the world. It caused the first mass extinction in Earth's history
What Is Life? Is Death Real?
AdultsBiologyGeneticsLifePhilosophyScience... So what is the difference between you and a rock? This seems like an easy, even stupid question. But even the smartest people on earth have no idea where to draw the line between living and dead things.
Why do we hiccup?
AdultsBiologyScienceHealth The longest recorded case of hiccups lasted for 68 years ... and was caused by a falling hog. While that level of severity is extremely uncommon, most of us are no stranger to an occasional case of the hiccups. But what causes these 'hics' in the first place? John Cameron takes us into the diaphragm to find out.
Rosalind Franklin: DNA's unsung hero - Claudio L. Guerra
AdultsGeneticsHistoryHumanScienceBiology... The discovery of the structure of DNA was one of the most important scientific achievements in human history.
What is obesity?
AdultsBiologyHealthWellnessScience... Obesity is an escalating global epidemic. It substantially raises the probability of diseases like diabetes, heart disease, stroke, high blood pressure, and cancer.