World's last wilderness may vanish

The world's last wilderness areas are rapidly disappearing, with explicit international conservation targets critically needed, according to University of Queensland-led research.

dateOct 31, 2018 in Ecology
shares1605 comments 21

Could 'Oumuamua be an extraterrestrial solar sail?

On October 19th, 2017, the Panoramic Survey Telescope and Rapid Response System-1 (Pan-STARRS-1) in Hawaii announced the first-ever detection of an interstellar asteroid, named 1I/2017 U1 (aka, "Oumuamua). In the months that ...

dateNov 01, 2018 in Astronomy
shares4551 comments 44

A faster, cheaper path to fusion energy

Scientists are working to dramatically speed up the development of fusion energy in an effort to deliver power to the electric grid soon enough to help mitigate impacts of climate change. The arrival of a breakthrough technology—high-temperature ...

dateNov 05, 2018 in Plasma Physics
shares627 comments 54