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Why is mercury a liquid?
Mercury is a metal, yet it has some weird physical properties, including being a liquid at room temperature.
WARSAW, Feb 11 (Reuters) - U.S. defence supplier Northrop Grumman (NOC.N), opens new tab and Polish arms group Niewiadow-PGM (GNSP.WA), opens new tab aim to make more than 180,000 artillery shells ...
Touren Pope was exploring public land in Wyoming in the US last autumn when he noticed something that didn’t quite fit in. What he had actually found was a shockingly well-preserved soft-turtle shell ...
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