Hermann Oberth
18941989
Austro-Hungarian-born German physicist, mathematician, engineer, and rocketry pioneer whose theoretical work laid the foundation for spaceflight
සිහිවටන 3 හමු විය
browse.listLastUpdated
පෙරහන යෙදූ ජීවිත හි සියල්ල බලන්න18941956
American sexologist and biologist whose Kinsey Reports challenged societal norms and became a precursor to the sexual revolution
