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Why do we itch? - Emma Bryce

AdultsBiologyHumanScience...
The average person experiences dozens of individual itches each day. We've all experienced the annoyance of an inconvenient itch - but have you ever pondered why we itch in the first place? Is there actually an evolutionary purpose to the itch, or is it simply there to annoy us? Emma Bryce digs deep into the skin to find out.

This Is How Your Brain Powers Your Thoughts

AdultsBiologyNeuroscienceScience
Scientists have figured out how our brains process thoughts and the explanation will blow your mind.

Everything Scientists Could Learn By Looking At Your Skull

AdultsBiologyHistoryHuman...
Our skulls are all unique, but they also share characteristics across groups of people. Scientists can use this information to learn a lot about the previous "owner" of the skull.

This Giant Neuron Could Explain Where Consciousness Comes From

AdultsBiologyNeuroscienceSelf...
After uncovering three giant neurons, scientists could be one step closer to pinpointing where consciousness lives in the brain.

Ocean Volcanoes May Hold Clues To Alien Life

AdultsBiologyNatureSpace...
Scientists think studying 'extremophiles' in toxic hydrothermal vents could teach us about potential extraterrestrial life.

Why Can't Chimpanzees Speak?

AdultsAnimalsHumanLanguage...
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

AdultsAnimalsHumanScience...
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

AdultsAnimalsNatureTechnology...
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?

AdultsAnimalsHealthScience...
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

AdultsBiologyHumanRelationships...
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

AdultsBiologyHealthHuman...
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

AdultsBiologyHumanScience...
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

AdultsAnimalsBiologyNature...
Foraminifera - tiny, single-celled marine life forms - build gorgeous houses that record how much ice there is on the planet.

You Have A Second Brain

AdultsBiologyHumanNeuroscience...
Written by Annik Carson, Gregory Brown, Rachel Salt and Mitchell Moffit

Why are there so many types of apples?

AdultsFoodBiologyBusiness...
Have you ever walked into a grocery store and wondered where all the varieties of apples came from?

Do Plants Think?

AdultsBiologyEcologyNature...
What a Plant Knows?