New rock dating techniques have helped narrow the timeframe of a chain of massive volcanic eruptions that wiped out half the world’s species 200 million years ago, a study said Thursday. The result is the most precise date yet — 201,564,000 years ago — for the event known as the…
Scientists were at a loss Friday to explain the mysterious deaths of more than 70 green turtles that have washed up on beaches in northeast Australia over the last week. Queensland state authorities said 62 of the vulnerable species were confirmed dead and another 10 were spotted floating at sea…
The developed world’s insatiable appetite for products like coffee and timber is threatening the survival of one in three vulnerable animal species in poor countries, according to an Australian study. Academics at the University of Sydney spent five years tracking the world economy, evaluating over five billion supply chains connecting…