Warming climate spurs harmful oxygen loss in lakes

Rondaxe Lake in Herkimer County, New York, represents classic Adirondack Park waters. But over the last quarter-century, Rondaxe—like thousands of lakes in temperate zones around the world—has been losing a global-warming ...

Readying spacecraft to surf Venus' atmosphere

ESA's EnVision mission to Venus will perform optical, spectral and radar mapping of Earth's sister planet. But before getting down to work the van-sized spacecraft needs to "aerobrake"—lowering its orbit with thousands ...

Tracing water particles back in time

Low-oxygen conditions in oceans negatively affect marine life and ecosystems. Although many coastlines experience regular low-oxygen periods, the phenomenon is becoming more common as dissolved oxygen decreases globally. ...

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