Extreme rainstorms and snowfalls have grown substantially stronger, two studies suggest, with scientists for the first time finding the telltale fingerprints of man-made global warming on downpours that often cause deadly flooding.
Two passenger trains collided near Buenos Aires on Wednesday, killing at least 3 people and injuring 31 others, local media reported.
Funding, 'yuck factor' remain bigobstacles to future development.
A car powered primarily by wind and kites has made it across a vast swathe of Australia, enduring searing heat and freezing cold along the way -- and all for roughly A$10.
Gunmen shot dead a US customs agent and wounded another on Tuesday as they drove along Mexico's main north-south highway to Monterrey on official business.
The head of Rio de Janeiro state's civil police stepped down Tuesday after a major corruption investigation resulted in the arrest of 35 policemen, including his right-hand man.
A man-versus-machine showdown on popular US quiz show Jeopardy! ended in a tie on the first day of a three-day challenge, when an IBM computer showed off its knowledge of the Beatles, as well as a few glitches.