Exoplanets 20/20: Looking back to the future

Geoff Marcy remembers the hair standing up on the back of his neck. Paul Butler remembers being dead tired. The two men had just made history: the first confirmation of a planet orbiting another star.

dateJul 31, 2015 in Astronomy
shares824 comments 0

Connecting people and geology on volcanoes

In October 2011, heavy rainfall poured down the sides of El Salvador's San Vicente Volcano, nearly four feet of water in 12 days. Coffee plantation employees, working high up on the volcano's slope began noticing surface ...

dateJul 31, 2015 in Earth Sciences
shares30 comments 0