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Posts tagged evolutionary history

August 14, 2017


Illustration by Honor C. Appleton from Fairy Tales by Hans Christian Andersen 1926

Hansel And Gretel And Scientific Methods

Researchers who specialize in fairy tales are borrowing methods from biologists.

February 15, 2012




Ever been so scared that you can't move? Well freezing is actually an effective defense mechanism!

April 3, 2009


That Funny, Deadly Game Cats Play

Before giving an answer, let's think for a second about the kind of thing we can learn even from so commonplace an event.

November 20, 2007


What Is a Species?

A species is the most basic unit of classification for all organisms that live, or have ever lived, on Earth.

November 7, 2007


Those Mystifying Mammals, the Monotremes

Have you heard that the long-beaked echidna, which scientists thought was extinct, has been found again in New Guinea? Learn more on this Moment of Science.

August 29, 2007


Walking Upright, in Trees

Learn about the differences between apes and humans on this Moment of Science.

July 3, 2007


Where “Yum” Comes From

Our love of sweetness is written directly into our genes. Learn more on this Moment of Science.

December 26, 2005


I Forget Genie

There’s something really funny about dreams. Well, okay, there are a lot of funny things about dreams. Even though we all can remember certain kinds of dreams, it’s curious just how hard it is to remember your dreams in general. Learn more on this Moment of Science.

February 5, 2004


Snake Vision

True or False? Snakes have heat-vision that allows them to catch their dinners in the dark. Find out on this Moment of Science.

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