资讯

On average, from the point of view of the sun, the Earth completes one full rotation around its axis every 24 hours or 86,400 seconds, give or take a few milliseconds. A millisecond (ms) is 0.001 of a ...
A new scientific study has found excessively high levels of arsenic and mercury in fish from Ghana’s Keta Lagoon, raising serious concerns about public health, particularly for children, who are most ...
Eighty years ago today, the Trinity Test media coverage was a sham, with at least one reporter complicit in spreading the Manhattan Project's ammo-dump lie.