New images from NASA's Earth Observatory reveal the turquoise melt ponds in the Arctic that form every summer.
The worldwide ban on ozone-depleting chemicals stopped Arctic ozone from disappearing and forming an "ozone hole" similar in size to Antarctica's, a new study finds.
Wooly mammoths and other ice age beasts dined on nutritious, high-protein wildflower plants known as forbs, new research suggests.
A 54-year-old message in a bottle was found on Ward Hunt Island, a remote island in the northernmost part of the Canadian Arctic.
High school students from several states traveled across the world to study with a team of international researchers.
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