EXPLAINER: Ida similar to Katrina, but stronger, smaller

Hurricane Ida is looking eerily like a dangerous and perhaps scarier sequel to 2005's Hurricane Katrina, the costliest storm in American history. But there's a few still-to-come twists that could make Ida nastier in some ...

An upended ecosystem in the Arabian Sea

How can snow cover on the Himalayas influence the species that thrive in the Arabian Sea? How could changes in wind speed and humidity lead to food and national security concerns a thousand kilometers away? Joaquim Goes, ...

Remote-controlled ocean drones observe atmospheric cold pools

Atmospheric cold pools are pockets of air cooler than their surrounding environment that form when rain evaporates underneath thunderstorms. These relatively dense air masses, ranging between 10 and 200 kilometers in diameter, ...

First high-altitude drop test success for ExoMars parachute

After several weeks of bad weather and strong winds, the latest pair of high-altitude drop tests of the ExoMars parachutes took place in Kiruna, Sweden. The 15 m-wide first stage main parachute performed flawlessly at supersonic ...

Has the stilling of surface wind speed ended in China?

The most significant feature of global land surface wind speed (SWS) recently has been the long-term weakening trend since the 1960s, that is, the phenomenon known as global terrestrial stilling. Many studies have found that ...

More than a bumpy ride: Turbulence offers boost to birds

Most sensible air travelers dread turbulence. A little atmospheric hiccup can shake airplanes, rattle nerves and spill beverages. A Cornell University-led study found that birds don't mind at all.

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