Biden jokes about going to space to bring back Sunita Williams, Butch Wilmore: ‘I’m a little concerned…’
President Biden humorously commented on astronauts stranded on the ISS during the APEC summit in Peru. Their return, delayed ...
What makes the Earth seem flat even though it’s round?
We have all admired the stunning images of Earth from space. But when we are standing in a park or gazing out of a window, ...