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The Science Of Racism

Adults Biology
Why are some people racist, but others are not?

Why do we itch? - Emma Bryce

Adults Biology
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

Adults Biology
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

Adults Biology
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

Adults Biology
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

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

Weird Things Your Body Does When You're Around Your Crush

Adults Biology
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

Adults Biology
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?

Adults Biology
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?

Is Hand Sanitizer Actually Bad For You?

Adults Biology
Should you stop using hand sanitizer?

How to master your sense of smell

Adults Biology
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

Adults Biology
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

Adults Biology
Written by Annik Carson, Gregory Brown, Rachel Salt and Mitchell Moffit

Why are there so many types of apples?

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

Do Plants Think?

Adults Biology
What a Plant Knows?

How Do Animals See in the Dark?

Adults Biology
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?

Adults Biology
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

Adults Biology
There's an organism that changed the world. It caused the first mass extinction in Earth's history

What Is Life? Is Death Real?

Adults Biology
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?

Adults Biology
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.

What is obesity?

Adults Biology
Obesity is an escalating global epidemic. It substantially raises the probability of diseases like diabetes, heart disease, stroke, high blood pressure, and cancer.