Treadmills are so quiet these days, you don't even notice.
In anticipation of the World Cup, which the crew of the ISS will be watching, United States astronauts Reid Wiseman, Steve Swanson and German astronaut Alexander Gerst show off their 'futbol' moves in microgravity.
The inside of a microchip is a mysterious thing. Here, we zoom into a microchip using a digital SLR camera then we transition to a scanning electron microscope, aka SEM.
