by Rick Smith
NASA Marshall Space Flight Center
NASA science research on the International Space Station reached an extraordinary milestone June 14.
The vital, versatile EXPRESS Racks – properly known as “EXpedite the PRocessing of Experiments to the Space Station” multipurpose payload shelving units – logged 1 million hours of combined powered duty on station. That’s the equivalent of nearly 115 years’ worth of scientific research completed in just two decades.(more…)