The Gilroy Astrobotany Lab is proving that growing plants in space can have a big impact back on Earth.
From inventors to innovators, these women are shaping our world.
How Purdue helped NASA flight director Gary Horlacher lead missions to the International Space Station: BTN LiveBIG
Plus, what it's like to work with the Russians and when we'll finally land on Mars
The first African-American crewmember readies for her six-month stay.