Take a Tour of NASA's Full Size Mockup of the International Space Station01:55
At NASA's Johnson Space Center in Houston, TX, is the Space Vehicle Mockup Facility which holds a full size copy of the International Space Station. It's an essential part of astronaut training so that, when in space, everything feels familiar.
Here's what makes tonight's super blood wolf moon so spectacular01:18
China's experiment proves life is possible on the Moon01:21
Watch this huge floating ice disk found rotating in Maine river01:08
This is how solar panels work01:15
CES 2019 Round up: 8K TVs and smart tractors01:26
Citizen scientists discovered a remarkable new exoplanet01:36