Visit to NASA Plum Brook and Glenn Research Center - redroomtunes
Standing above the opening of the 500' drop tube. The setup provides 5s of near-zero Gs to assess the affects of weightlessness on stuff (fluids, notably).

Standing above the opening of the 500' drop tube. The setup provides 5s of near-zero Gs to assess the affects of weightlessness on stuff (fluids, notably).