Big Ideas: All-Female Spacewalk Makes History and Brain-Computer Interface

NASA astronauts Jessica Meir and Christina Koch made history today when they conducted the first all-female spacewalk to replace a failed power control unit. Plus, six teams of DARPA researchers are working on developing a technology that could potentially control drones with the brain waves of soldiers, and fatty tissue is found in the lungs of obese and overweight people for the first time.

Big Ideas: All-Female Spacewalk Makes History and Brain-Computer Interface