RT @ScienceWeekUK: #OnThisDay in 1953 Jacqueline Cochran became the first woman to break the sound barrier, flying a jet at over 767 mph ✈️…
RT @ScienceWeekUK: #OnThisDay in 1953 Jacqueline Cochran became the first woman to break the sound barrier, flying a jet at over 767 mph ✈️…