Rare isotopes help unlock mysteries in the Argentine Andes

Every second the Earth is bombarded by vast amounts of cosmic rays—invisible sub-atomic particles that originate from things like the sun and supernova explosions. These high-energy, far-traveled cosmic rays collide with ...

Scientists map changes in soot particles emitted from wildfires

Not many people would voluntarily fly through plumes of smoke emitted from wildfires. But atmospheric scientists from the U.S. Department of Energy's Brookhaven National Laboratory do, over and over, tracing flight paths ...

Study explains surprise surge in methane during pandemic lockdown

A mysterious surge in planet-heating atmospheric methane in 2020 despite COVID lockdowns that reduced many human-caused sources can be explained by a greater release from nature and, surprisingly, reduced air pollution, scientists ...

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