Can you arm-wrestle in outer space? When they're not conducting scientific experiments (or just enjoying the view), astronauts aboard the International Space Station are talking with kids around the United States in "downlinks", or live Q&As. And as you might expect, they can have some interesting questions. Check out some of our favorite moments from this year's student downlinks—then find out how your school or student organization can organize a Q&A of their own: www.nasa.gov/iss-downlinks |