Betty Adams
@[email protected] · Posted 03 Feb. 2021
Business Upside Get news analysis on Business, Tech, Finance, Entrepreneurship, Lifestyle, Health and Fitnessl, entertainment news and money saving tips.
@Business.Upside · Posted 08 Feb. 2021
When a gravitational wave passes by Earth, it squeezes and stretches space. A passing gravitational wave causes the length of the arms to change slightly. The observatory uses lasers, mirrors, and extremely sensitive instruments to detect these tiny changes.