Study sheds light on pre-Columbian life in understudied area of SW Amazon

A study that dug into the history of the Amazon Rainforest has found that indigenous people lived there for millennia with "causing no detectable species losses or disturbances".

A new instrument made a short jaunt to space on the weekend, as part of a mission to measure the total light ever emitted over the universe’s history. The CIBER-2 project will search for stray stars hiding between galaxies by monitoring the cosmic background glow of infrared light.

Arctic sea ice thinning twice as fast as thought, study finds | Arctic