Their mission: to find out if men could survive two weeks in space. If not, the Moon was out of reach.
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She sips tea throughout the interview in an effort to protect her voice, which is "really delicate" - not from the concerts, but because "I've been talking too much to my friends".
Ultrasonic speakers are lowered into the sea to test if they scare fish away
"One of the challenges is marrying that really high-technology, high-innovation space with the realities of food production," Everstine comments. It's just not practical to test everything.