Related topics: orbit · satellite · nasa · international space station · space

Ozone hole grows this year, but still shrinking in general

The Antarctic ozone hole last week peaked at a moderately large size for the third straight year—bigger than the size of North America—but experts say it's still generally shrinking despite recent blips because of high ...

Heaviest element yet detected in an exoplanet atmosphere

Using the European Southern Observatory's Very Large Telescope (ESO's VLT), astronomers have discovered the heaviest element ever found in an exoplanet atmosphere—barium. They were surprised to discover barium at high altitudes ...

Exploring the timing and mechanism of Tibetan Plateau uplift

A research team led by Prof. Ding Lin from the Institute of Tibetan Plateau Research of the Chinese Academy of Sciences has systematically explained the differential uplift process and its related deep dynamic mechanism of ...

Hummingbirds may struggle to go any further uphill

Any animal ascending a mountain experiences a double whammy of impediments: The air gets thinner as it also becomes colder, which is particularly problematic for creatures struggling to keep warm when less oxygen is available. ...

Migratory birds have lighter-colored feathers

Migratory birds are specially adapted to find their way over extreme distances that represent remarkable tests of endurance. Now, researchers reporting December 6 in the journal Current Biology have discovered an unexpected ...

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