A historic heat wave that has gripped the U.S. Southwest throughout July, blasting residents and baking surfaces like brick, is beginning to abate with the late arrival of monsoon rains.

African leaders are leaving two days of meetings with Vladimir Putin with little to show for their requests to resume a deal that kept grain flowing from Ukraine and to find a path to end the war.

As most Korean War vets are well into their 90s, they still struggle with America's perceptions of what has been called "the Forgotten War."

A nematode found deep in frozen sediment has proven its ability to survive extreme environments long term. Scientists studying the species say their work could inform the protection of other animals.