Arctic Ocean
In Search of the Mysterious Narwhal
Ballerina turned biologist Kristin Laidre gives her all to study the elusive, deep-diving, ice-loving whale known as the "unicorn of the sea"
May 2009 |
By Abigail Tucker
Who Discovered the North Pole?
A century ago, explorer Robert Peary earned fame for discovering the North Pole, but did Frederick Cook get there first?
April 2009 |
By Bruce Henderson


