Why do animals have such different lifespans? - Joao Pedro de Magalhaes
Adults Biology
For the microscopic lab worm C. elegans, life equates to just a few short weeks on Earth. The bowhead whale, on the other hand, can live over two hundred years. Why are these lifespans so different? And what does it really mean to 'age' anyway? Joao Pedro de Magalhaes explains why the pace of aging varies greatly across animals.
Why You're Attracted To Certain People
Adults Biology
Love is a beautiful thing, but what causes it? Well, it might all just be in your head.
The Unexpected Things Winter Does To Your Body
Adults Biology
Everyone suffers a little in the winter, be it human or animal, but how does cold climate actually change your body?
Why Isn't Our Hair Naturally Blue?
Adults Biology
Human hair comes in a variety of colors; including brown, blonde, and black. Why doesn't it grow blue or green?
The three different ways mammals give birth - Kate Slabosky
Adults Biology
All mammals share certain characteristics, like warm blood and backbones. But despite their similarities, these creatures also have many biological differences - and one of the most remarkable differences is how they give birth. Kate Slabosky details the placental, marsupial, and monotreme methods of giving birth.
The Science Of Racism
Adults Biology
Why are some people racist, but others are not?
Why Some People Don't Feel Pain
Adults Biology
Pain helps us survive, and yet some people are born without the ability to feel pain, how?
Why peregrine falcons are the fastest animals on earth
Adults Biology
Cheetahs are fast, but not faster than a diving peregrine falcon.
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.
The World's Deadliest Venom Could Save Your Life
Adults Biology
Some animals produce venom that is lethal to both their prey and to humans, but scientists are finding ways to use these compounds as medicine.
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.
Why Can't Chimpanzees Speak?
Adults Biology
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
Adults Biology
A new study has found cockroaches can sense the Earth's magnetic field, an ability called magnetoreception. Could humans have this sense, too?
Proof of evolution that you can find on your body
Adults Biology
You have your mom's smile, your dad's eyes, and the ear muscles of a Triassic mammal.
Shredding Bacteria With Technology From Insect Wings
Adults Biology
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?
Adults Biology
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
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.