A first look at the chemical composition of the interstellar comet Borisov reveals ingredients that look a lot like those found in solar system comets. That’s not likely to last very long.
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Freshwater Pools Show Antarctica Is More Vulnerable Than We Thought
East Antarctica’s lakes cluster in patterns similar to those on Greenland’s ice sheet, which is melting rapidly.
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What Makes for Ethical Citizen Science Research?
A new study explores questions of consent and coercion in citizen science.
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Red Skies, Black Holes, Green Lakes, and Other Colorful Things
What Earth and space science stories are we recommending this week?
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Heat Waves Are Blowing in the Wind
New research indicates that droughts in far-off places contribute to the amount of heat transported to regions experiencing heat waves.
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Human Activity Outpaces Volcanoes, Asteroids in Releasing Deep Carbon
Humanity’s carbon emissions are, by far, the largest disturbance to Earth’s steady state carbon cycle.
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Jupiter’s Galilean Moons May Have Formed Slowly
A new model is the first to simultaneously explain many of the moons’ characteristics, including their mass, orbits, and icy composition
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Nuclear Winter May Bring a Decade of Destruction
New climate models present a grim prediction of what would happen worldwide after a nuclear war between the United States and Russia.
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Golden State Blazes Contributed to Atmospheric Carbon Dioxide
A new case study investigates causes and effects of California’s 2017 wildfire season.
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600 Years of Grape Harvests Document 20th Century Climate Change
A 664-year record of grape harvest dates from Burgundy, France, reveals significantly warmer temperatures since 1988.