February 15th, 2016 • 18 mins 42 secs • Download (13.5 MB) • Link with Timestamp
Smart people are great.
The universe is big and amazing: https://www.theguardian.com/science/2016/feb/12/gravitational-waves-explained?CMP=soc_567
You can donate even small amounts of money to the climate council, which helps the...