Brothers apart?
Gold and lead are both forged in supernovae and are but a few subatomic particles apart in the periodic table. So why is there so much more of one than the other?
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Earth
Scorching hot springs house extreme life and a future ocean
Three tectonic plates are gradually pulling apart at the Danakil depression in Ethiopia, creating a hot, acid environment that could provide clues to life on Mars
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Feedback: How did cannibal rats sail a ship through the Arctic?
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Environment
Giant climate camera will watch how our planet changes
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Feedback: Trump enlists a confederacy of dunces to run the EPA
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Mental block
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