Why a wetland might not be wet

Lake Eyre is one of Australia's most iconic wetlands, home to thousands of waterbirds that migrate from all over Australia and the world. But it is often dry for decades between floods.

Unexpected behavior of well-known catalysts

Industrial palladium-copper catalysts change their structures before they get to work, already during the activation process. As a result, the reaction is catalysed by a catalyst that is different from the one originally ...

Satellite shows Tropical Depression 9 weakening

NOAA's GOES-East satellite captured an image of Tropical Depression 9 weakening in the Central Atlantic on September 18, 2015. Tropical Depression 9 is battling wind shear and dry air, both of which are taking the life out ...

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