An MIT researcher claims a laser space beacon detectable up to 20,000 light years away is feasible -- essentially acting as a porch light for extraterrestrial life. James Clark's study posits that focusing a one- to two-megawatt laser through a 30- t... 
https://ift.tt/2SLXEp4 support@endlesssupplies.ca (Endless Supplies .Ca) November 05, 2018 at 10:30PM
No comments:
Post a Comment