humanoidhistory: HEAT SHIELD — Animation in the 1962 NASA film Voyage of Friendship 7 shows how an astronaut is protected by a “shield against the blazing heat of reentry friction.” I’m reminded of spaceman John Glenn’s first words when he
humanoidhistory: HEAT SHIELD — Animation in the 1962 NASA film Voyage of Friendship 7 shows how an astronaut is protected by a “shield against the blazing heat of reentry friction.” I’m reminded of spaceman John Glenn’s first words when he
