Topic: biology

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Why are your fingerprints unique?

It's said that no two fingerprints are the same. Is that true? How did your fingerprints form and why are they unique? This Minute Earth video explores fingerprint science. Learn how loop, whorl, and arch shapes form ...

Reverse engineering the locomotion of a prehistoric reptile ancestor

You can tell a lot about an animal from the way it moves, which is why scientists have been recreating the movements of an extinct crocodile-like creature called Orobates pabsti. Orobates lived well before the time of...

Why do geese fly in V formation?

Why do geese fly in a V formation? In this episode of World By Charlie, our friend Charlie Engelman observes some origami geese to better understand how the vortices of air behind their wings shape their signature V-f...

The Living Fossil Fish – Animated Life

In 1938, South African museum curator Marjorie Courtenay-Latimer came across a strange blue fin poking out of a pile of fish. With its fleshy, lobed fins and its tough armored scales, the coelacanth did not look like ...

Biobots and the animals that inspire their designs

Review some of the cutting-edge designs inspired by the physiology of animals: Biobots. This Wired video shares how roboticists use nature's solutions to create snakebots, jumping bush baby bots, bots with gecko feet,...

The Big City, a microscopic tour of Vancouver

From high above planet Earth, humans can seem microscopically small. Busy highways and crowded cities, seen from far away, can quickly remind us of bustling ant hills filled with a colony of millions. Conversely, if y...

Why does T-Rex have tiny arms?

"Tyrannosaurus rex was big, Tyrannosaurus rex was vicious, and Tyrannosaurus rex had tiny arms." In this PBS Eons episode, Hank Green explains how the Tyrannosaurus rex lost its arms over the course of 90 million year...

The expertise of killer whale grandmothers

Pods of killer whales [also known as orcas] inhabit the waters of every major ocean on Earth. Each family is able to survive thanks mainly to one member, its most knowledgeable hunter: the grandmother. These matriarch...

Which animals have tusks?

What are animal tusks and which animals have them? This Animal Autofill video from Nat Geo Wild introduces the tusks of the narwhal and the babirusa. We also see how African elephants and walruses use their tusks. Mor...

Dinosaurs probably didn’t roar. What did they sound like?

If birds are living dinosaurs—"the only survivors of the mass extinction that wiped out their giant relatives 65 million years ago"—then did dinosaurs really sound like the roaring mammals that we've heard in the movi...

How does bumblebee barf create a queen?

What causes a baby bumblebee (the fuzzier and more weather-hardy cousins to honey bees) to become royalty remains a mystery. They don’t produce royal jelly but they produce a unique barf for their young. Enter entomol...

The Universal Pattern Popping Up in Math, Physics, & Biology

Scientists have discovered a mysterious universal pattern that "connects a bus system in Mexico and chicken eyes to quantum physics and number theory." MentalFloss summarizes the formerly hidden phenomenon, known as u...

How do roller coasters affect your body?

In 1895, crowds flooded Coney Island to see America’s first-ever looping coaster: the Flip Flap Railway. But its thrilling flip caused cases of severe whiplash, neck injury and even ejections. Today, coasters can pull...

Animals with night vision

Nocturnal animals have special abilities that help them survive and flourish in the dark. One of these abilities is night vision. This NatGeoWILD video introduces us to a handful of animals with eyesight that's specia...

Fungi Matter, an animation for Kew

Fungi matter. They connect all life on Earth. They play a part in fighting cancer, infections, and heart disease. They provide plants with nutrients to survive. They can even break down plastics and generate biofuels....

Why can’t some birds fly?

Though the common ancestor of all modern birds could fly, many different bird species have independently lost their flight. Flight can have incredible benefits, especially for escaping predators, hunting and traveling...

The Pink Iguana of Galapagos

One of Galapagos’ most recently described species is also one of its genetically oldest. Pink iguanas are not just a different colour from other land iguanas; they are a completely separate species. There are only aro...

Can ice on Europa and Enceladus help us find extraterrestrial life?

In the late 1990s, photographs from the Galileo spacecraft showed an ice-covered surface on Europa, one of the Galilean moons orbiting Jupiter. In early 2018, studies of the data reported that "giant jets of water are...

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