Extras
Terry Virts helps build the cupola, a window that forever transformed how we see the Earth.
Sergei Zalyotin offers invaluable advice about what alcohol to drink in space.
Jerry Linenger shares a letter he wrote to his young son while aboard space station Mir.
Sasha Lazutkin and Michael Foale recall an out-of-control vessel hitting Mir.
Sasha Lazutkin and his wife Lyudmila talk about the arrival of American astronauts at Star City.
Wendy Suzuki joins Hakeem to explore anxiety, exercise, and connection as tools for a better brain.
Discover how tiny freshwater mussels keep streams healthy!
Anna Fisher, the first mother in space, and daughter Kristin, reflect on leaving loved ones behind.
Meeting astronaut Ron McNair inspires Charlie Bolden to apply to NASA.
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We're down to the Championship for Season 21. Will the Challenge! Cup go to Flour Bluff or Ray?
Texans take on the Eagles! It's Ray against Veterans Memorial, next on Challenge!
Will the Hornets sting, or be skewered by the Marlins? It's Flour Bluff against Port Aransas.
best of the best play in the annual All Star game for fun and scholarship money, next on Challenge!
Will the Eagles soar, or get plucked by the Wildcats? It's Veterans Memorial vs Gregory-Portland.
Marlins and Pirates cross swords! It's Port Aransas against London, next on Challenge!
Big cat attack! Wildcats take on the Lions. It's Gregory-Portland against Academy, next on Challenge
Pirates battle with the Bulldogs! It's London against Banquete, next on Challenge!
Can the Warriors reel in the Marlins? It's Tuloso-Midway against Port Aransas, next on Challenge!
Will the Mustangs run away with the win or will the Eagles soar to victory? Next on Challenge!