IFLScience on MSN3mon
The Largest Extinction Event In Earth's History Occurred 250 Million Years Ago
If you thought the mass extinction caused by the Chicxulub asteroid impact 65 million years ago was bad, think again. Travel ...
Hosted on MSN2mon
Scientists find ancient 250-million-year-old seafloor from the time of dinosaurs hidden in Earth’s mantle
It’s an important discovery that sheds light on a tectonic boundary that subducted beneath the Pacific Ocean during the age of dinosaurs — approximately 250 million years ago. And it could ...
National Geographic news2y
The Permian extinction—when life nearly came to an end
About 250 million years ago, at the end of the Permian period, something killed some 90 percent of the planet's species. Less than 5 percent of the animal species in the seas survived. On land ...
Chronicle3mon
Weather-Changing El Niño Oscillation Is at Least 250 Million Years Old
The simulation is so computationally intense that the researchers couldn't model each year continuously from 250 million years ago. Instead they did 10-million-year 'slices' -- 26 of them. "The model ...
PBS3mon
Birth of the Himalaya
Over two hundred fifty million years ago, India, Africa, Australia, and South America were all one continent called Pangea. Over the next several million years, this giant southern continent ...
Trump brings in record $250 million in fundraising
President-elect Donald Trump is marking his return to the White House with a record-breaking fundraising total of $250 million for his inaugural efforts, sources familiar with Trump's fundraising told ...