The US has inflicted $10tn in global damages since 1990 through its vast planet-heating emissions, new…
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Pollution
Letters to US Federal Communications Commission raise concerns over tech firms’ plans to use reflective satellites and expand numbers in low Earth orbit. Proposals to deploy reflective mirrors and up to 1m…
When a Falcon 9 rocket stage burned up over Europe last year, it left a plume of lithium pollution in the upper atmosphere – the first time scientists have directly measured the…
The US has inflicted $10tn in global damages since 1990 through its vast planet-heating emissions, new research has found. By being the largest carbon emitter in history, the US has caused greater harm to…
Black rain fell in Iran earlier this month, a grim phenomenon seen previously in other war zones. Unlike the clean controlled combustion inside an engine, uncontrolled burning leaves many particles of unburned fuel,…
How much is darkness worth? At Chile’s Paranal Observatory, it can mean the difference between spotting a faint galaxy and losing it in a wash of artificial glow. That is why astronomers…