radix@lemmy.world to Today I Learned@lemmy.worldEnglish · 7 months agoTIL ~62% of the atoms in a human body are Hydrogen, and are as old as the universe.en.wikipedia.orgexternal-linkmessage-square54fedilinkarrow-up1346arrow-down111
arrow-up1335arrow-down1external-linkTIL ~62% of the atoms in a human body are Hydrogen, and are as old as the universe.en.wikipedia.orgradix@lemmy.world to Today I Learned@lemmy.worldEnglish · 7 months agomessage-square54fedilink
minus-squarebionicjoeylinkfedilinkEnglisharrow-up2·7 months agoAn H+ ion is a rogue proton. I’ve heard a physicist say before that she always would forget this fact.
An H+ ion is a rogue proton. I’ve heard a physicist say before that she always would forget this fact.