Huge and widespread volcanic eruptions triggered the end-Triassic extinction
March 21, 2013Some 200 million years ago, an increase in atmospheric CO2 caused acidification of the oceans and global warming that killed off 76 percent of marine and terrestrial species on Earth.
When the first stars blinked on
December 5, 2012The very first stars may have turned on when the universe was 750 million years old.
Current, former MIT researchers win Cozzarelli Prize
February 22, 2012Waldbauer, Summons and Newman cited for PNAS paper showing evidence of early oxygen on Earth.