A Moment of Science

Posts tagged Compass

July 2, 2013

 

salmon swimming in the river

Salmon Have An Internal Compass

Sockeye salmon are sensitive to Earth's magnetic pull. Scientists discovered that salmon use a trick called "geomagnetic imprinting" to find their way home.

August 30, 2012

 

a bar magnet surrounded by small compasses

Make Your Own Compass

Learn this old sailing trick and find your way back to shore!

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