Iran held annual military drills with Russia as a second American aircraft carrier drew closer to the Middle East, with the ...

At the edge of the Antarctic Peninsula, far from research stations and tourist routes, a small team collected seawater in conditions that are not easi.

Tonga, a Polynesian archipelago in the South Pacific Ocean, is one of Australia's closest neighbours.  Satellite imagery has captured the island's growth with recent photos shared from December 3, ...

Struggling kelp forests like those along the California coast show why 'out of sight, out of mind' is not good climate change ...