My husband and I have traveled all over and wanted to visit all 7 continents. We finally went to Antarctica, and it was amazing. ... We saw plenty of beautiful sights, but 5 stood out.

A new report by the United Nations’ World Meteorological Organization (WMO) has found that sand and dust storms are leading ...

Chris Edell, 45, of San Francisco, was searching for a challenge and added meaning to his life, so he decided to run seven marathons in seven days on seven different continents.

Nearly three-fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese researchers have made a compelling case that Earth's oceans were once green ...