xjlin0's comments

xjlin0 | 2 years ago | on: Costco gold bars are selling out within hours

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.

xjlin0 | 2 years ago | on: F-35 can’t be found after pilot ejected

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" .....

xjlin0 | 2 years ago | on: Inside the Wuhan lab weeks before Covid

> 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.

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