Did our early ancestors boil their food in hot springs?

Some of the oldest remains of early human ancestors have been unearthed in Olduvai Gorge, a rift valley setting in northern Tanzania where anthropologists have discovered fossils of hominids that existed 1.8 million years ...

COVID-19 lockdown highlights ozone chemistry in China

In early 2020, daily life in Northern China slammed to a halt as the region entered a strict period of lockdown to slow the spread of COVID-19. Emissions from transportation and industry plummeted. Emissions of nitrogen oxides ...

Endangered whales react to environmental changes

Some "canaries" are 50 feet long, weigh 70 tons, and are nowhere near a coal mine. But the highly endangered North Atlantic right whale is sending the same kind of message about disruptive change in the environment by rapidly ...

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