We have liftoff! Watch SpaceX and NASA's historic launch, restoring America's status among an elite group of spacefaring nations: https://ti.me/2XHmdGY | TIME

Now’s the time for science in space! It’s easier than ever for researchers to get their experiments on the International Space Station, and scientists from nearly 100 countries around the world have been able to to take advantage of the orbiting laboratory to do research. Video: http://go.nasa.gov/2jG7DLC | NASA - National Aeronautics and Space Administration