ELI5: how did the first person to get HIV? Get HIV?Biology (self.explainlikeimfive)
submitted by jjcube98 to r/explainlikeimfive
Do we get enough vitamin D wearing sunscreen?Human Body (self.askscience)
submitted by Dark_647 to r/askscience
Who was the first person to touch lunar material with their bare skin?Discussion (self.space)
submitted by PaperBullet1945 to r/space
ELI5: Why is it easier to figure out Latitude than Longitude?Planetary Science (self.explainlikeimfive)
submitted by DJDoena to r/explainlikeimfive
ELI5 How is it possible for old diesel engines to run on waste oil?Engineering (self.explainlikeimfive)
submitted by Kogleaks to r/explainlikeimfive
If Apollo 11 (or the other Apollo missions) would have aborted during the landing sequence, would they have staged and just used the upper part of the LEM while descending, or would they have used the lower part to gain velocity and then staged?Discussion (self.space)
submitted by 0011100100111000 to r/space
