Topic: adaptation

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The stoplight loosejaw, the marlin, & Extreme Life of the Sea

Challenging environments can help create some of the most marvelous evolutionary solutions. Two examples: The stoplight loosejaw and the marlin. The Stoplight Loosejaw is a small, deep sea dragonfish that has an "i...

The Basics of Freshwater + Water, Water, Everywhere?

With around 326,000,000,000,000,000,000 gallons (326 million trillion gallons) of water on Earth, covering 71% of the Earth's surface, you'd think it would always be easy to find water we can drink. In fact, only arou...

The Quest for Sea Ice: Swimming with polar bears and a camera

Follow a group of four polar bears as they swim in search of ice. Arctic Bear Productions filmmaker Adam Ravetch captured this footage by attaching a camera to one of the four animals. The big paws, the sun on the hor...

Evolution: Why do dogs bark?

Wolves howl and dogs bark. So why do dogs bark? File under: dogs and communication.

It’s Okay to Be Smart: Who was the first human?

The question “Who was the first human?” was a very popular one in our house just last year, but the evolution videos we had in the archives – even the awesome – didn’t answer ...

The Animated Life of A.R. Wallace

This incredible paper puppet video by Flora Lichtman and Sharon Shattuck chronicles the story of British naturalist, anthropologist, biologist, geographer, and intrepid adventurer Alfred Russel Wallace, who was also C...

Thailand’s Moken people have incredibly clear underwater vision

In this extraordinary adaptation strategy, Thailand’s Moken sea gypsies can see twice as clearly underwater by controlling the size of their pupils. What was generally considered an automatic reflex for the res...

The Last Ice Merchant (El Último Hielero)

From the chopping of ice chunks high on the Mount Chimborazo to hearing firsthand about this family’s traditions, The Last Ice Merchant (El Último Hielero) is an engaging documentary a...

Karl Sims’ Evolved Virtual Creatures (1994)

Karl Sims is a digital media artist, computer graphics research scientist, and software entrepreneur. His influential artificial life computer animations, like this one from 1994, were progra...

TED Ed: Five fingers of evolution

From TEDEd, there is a five finger trick for understanding and remembering the five processes — small population, non-random mating, mutations, gene flow, adaptation — that impact ...