A Moment of Science

Posts tagged nocturnal

October 21, 2010

 

Close up of a White and gray cat with owner

Why Do Cats Have Slit Pupils And Humans Have Round Pupils?

You probably have noticed that cats have slit pupils and humans have round pupils. What are the advantages of each pupil shape?

December 30, 2008

 

Man sleeping on couch

You Snooze or You Lose

It's such a commonplace event that you probably never asked yourself why you sleep. But from a scientific point of view, this is far from a mundane matter.

September 27, 2003

 

Why Moths Fly toward Lights

Ever wonder why moths fly toward bright lights? Find out on today's Moment of Science.

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