A handful of interstellar objects and long-period comets could have scooped up microorganisms from Earth and carried them to worlds around other stars.
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The Shape of Watersheds
Streams in flatter watersheds have carbon cycles more sensitive to temperature increases.
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Even Tardigrades Will Feel the Heat of Climate Change
Hardy tardigrades are much more vulnerable to heat than cold, but they show some signs that they could adapt over time.
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Wildfires, Coal Fires, and Other Things to Get Fired Up About
What Earth and space science stories are we recommending this week?
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Another Scorcher: 2019 Was the Second-Hottest Year on Record
Heat waves, massive melts, and droughts, oh my. The past decade was our hottest yet.
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Scientists Say Land and Ocean Are Key to Tackling Climate Crisis
A House committee listened to experts on why ocean science is critical to understanding the changing climate and why better land use could be a major part of mitigating climate change.
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Megadrought Helped Topple the Assyrian Empire
Paleoclimate records shed light on the ancient civilization’s meteoric rise and catastrophic collapse.
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Forests Respond to Volcanic Emissions
Researchers propose using volcanoes to study forests and forests to study volcanoes.
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Taal Eruption and Ashfall Continue; Thousands Still at Risk
The Philippines’ volcanology institute warns that a hazardous eruption of Taal is imminent. In the past, Taal’s eruptions have lasted months and even years.
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Modern Farming Kick-Starts Large Landslides in Peruvian Deserts
Large-scale irrigation programs have triggered giant, slow-moving landslides in arid valleys, leading to the destruction of both traditional and modern farmland.