Carbon dioxide levels are now higher than at any time in past 3.6-million years

Ocean temperatures last year were the hottest in recorded history, driving destructive weather around the world and pushing a rise in sea levels. This is according to research —…

“We’ve fallen off the cliff. We’re not approaching the cliff. We’ve fallen off it.”

Scientists listening to underwater microphones have detected an unusual swarm of earthquakes off central Oregon, something that often happens before a volcanic eruption — except…