As the climate changes, extreme weather and flooding are intensifying and occurring more frequently worldwide. Scientists believe that by studying warming events in Earth’s past, they can better understand how the current warming trend is triggering other changes to the environment.
As part of a large, multidisciplinary study involving eight institutions and a multimillion-dollar National Science Foundation… Read more
Credit: NASA’s Goddard Space Flight Center
Colonizing Mars as a backup planet for Earth has been a theme in both science fiction and popular science for decades, and NASA plans to send human explorers to the Red Planet within the next 20 years.
But how feasible is it for humans to explore or colonize Mars? With an average daily… Read more
What happens when a meteoroid the size of a house comes too close for comfort? When a 17-meter rock hurled through Earth’s atmosphere in 2013 and exploded mid-air above the Russian city of Chelyabinsk, it unleashed a shock wave equivalent to 10 times the energy of the Hiroshima atomic bomb, shattering windows… Read more