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xjlin0

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1. Pure gold will react with mercury and halogens. Yes, pure gold does "rot", just at lower rate, but still happens. 2. Most of the physical gold products, even at 99.99% pure, has 0.001% other elements which do rot too.

F-4 Phantom was a great fighter serving US Navy, Marine and Air Force. It equipped with missiles to kill enemies in the beyond visual range, didn't equip internal guns in the first generation because "it shouldn't get into close combat" .....

genetic clocks show that RaTG13 and SARSCoV2 diverged almost 50 years ago.

Converting the distance in phylogenetic analysis to evolutionary distance is based on natural gene drafting rate, which does not consider passaging with human selections.

if a doctor is good enough, he can just start his own practice

It depends. Many instruments, such as PET in nuclear medicine, cost a lot. One have to work for hospitals/networks to help his/her patients with that instruments, no matter how good he/her is.

Tree views in CSS 4 years ago

That's so cool! Where can I find more similar topics on JS-free implementation of "tree", "fixed table header", etc? Thanks!