Smaller planets are scarcer in younger systems and larger planets are lacking in older systems, according to new research that analyzed hundreds of exoplanets.
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Siberian Heat Wave Nearly Impossible Without Human Influence
A new study finds that the exceptional temperatures seen in Siberia in the first half of 2020 would have been extremely unlikely without anthropogenic climate change.
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Indian Cities Prepare for Floods with Predictive Technology
The number and intensity of floods are increasing—they can inundate neighborhoods in Chennai in just 15 minutes. New models can pinpoint and help warn vulnerable areas hours or even days in advance.
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Vestiges of a Volcanic Arc Hidden Within Chicxulub Crater
Scientists discovered magmatic remnants of a volcanic arc by dating granitic rocks of the middle crust excavated by, and hidden within, the Chicxulub impact crater.
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Below Aging U.S. Dams, a Potential Toxic Calamity
Documents suggest that in more than 80 U.S. locations, the failure of an aging dam could flood a major toxic waste site.
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Siltation Threatens Historic North Indian Dam
Experts recommend reforestation campaigns to combat siltation at Bhakra Dam, one of the first infrastructure projects pursued by India after independence.
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Climate Clues from One of the Rainiest Places on Earth
One of the world’s rainiest places lies off Colombia’s Pacific coast. New field research sheds light on the Chocó low-level jet, a phenomenon responsible for the region’s precipitation.
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Planning and Planting Future Forests with Climate Change in Mind
The climate is warming too fast for some trees to catch up. Planting seeds from warmer regions can bolster future forests, but that requires a significant shift in forestry practice.
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Studying Arctic Fjords with Crowdsourced Science and Sailboats
A new study demonstrates the benefits of crowdsourcing science using sailboats to better understand the impact of melting sea ice in the Arctic.
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Species of Feces Help Phytoplankton Feed Itself
The unicellular plants more readily take up iron in the presence of salp feces than in krill feces, an experiment in Antarctica reveals.