Today marks the shortest day and longest night of the year as the sun reaches its lowest point in the Northern Hemisphere sky ...

THERE is considerable confusion in the minds of the American people as to just what area of land and water they may be called upon to defend. This confusion is due in no small part to the lack of ...

The Southern Hemisphere is stormier than the Northern -- but no one knew why. A new study lays out the first concrete explanation for this phenomenon. Researchers found two major culprits: ocean ...

Matthias Dehling receives funding from the Australian Research Council. The snow petrel, a strikingly white bird with black eyes and a black bill, is one of only three bird species ever observed at ...