Forests make large contributions to Earth's climate, from releasing water vapor to pulling in carbon dioxide from the air, which mitigates global warming. The arrangement of trees affects how forests use light and water for ...
Earth Sciences
Jul 21, 2022
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4
A sparkling landscape of baby stars. A foamy blue and orange view of a dying star. Five galaxies in a cosmic dance. The splendors of the universe glowed in a new batch of images released Tuesday from NASA's powerful new telescope.
Space Exploration
Jul 12, 2022
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16
New climate models have found that the amount and location of land on a planet's surface can significantly impact its habitability. Astronomers have identified substantial differences in surface temperature, sea ice and water ...
Astrobiology
Jul 11, 2022
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306
Central Asia is highly agrarian, and most of the croplands rely on irrigation due to sparce precipitation. How this irrigation affects the regional climate in Central Asia however, is not clear.
Earth Sciences
Jul 6, 2022
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3
A new analysis of observed temperatures shows the Arctic is heating up more than four times faster than the rate of global warming. The trend has stepped upward steeply twice in the last 50 years, a finding missed by all ...
Earth Sciences
Jul 5, 2022
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707
NASA's Hubble Space Telescope team has released a new edition in the Hubble Focus e-book series, called "Hubble Focus: Strange New Worlds." This e-book highlights the mission's recent discoveries about worlds outside our ...
Astronomy
Jul 5, 2022
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6
Researchers have shown that a new mid-infrared spectrometer can precisely measure the ratios of different forms of water—known as isotopologues—in atmospheric water vapor through open air in a little over 15 minutes. ...
Optics & Photonics
Jun 29, 2022
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14
A thorough understanding of galaxy evolution depends in part on an accurate measurement of the abundance of metals in the intergalactic medium—the space between stars—but dust can impede observations in optical wavelengths. ...
Astronomy
Jun 1, 2022
1
818
Our planet's oceans generate tell-tale light signatures when sunlight reflects off them. Exoplanets with significant ocean coverage may do the same. Can we use the Earth's reflectance signatures to identify other Earth-like ...
Astronomy
May 27, 2022
0
31
Astronauts live and work in orbit along with teeming populations of microorganisms, which could present a serious threat to health—and even the structural integrity of spacecraft. To help combat such invisible stowaways, ...
Space Exploration
May 23, 2022
1
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