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As global temperatures rise, scientists debate the pros and cons of solar geoengineering, a strategy to cool Earth by reflecting sunlight into space.
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Copper instruments discovered at a 4,000-year-old site in Oman echo ritual influences from South Asia.
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Though being struck by lightning is usually bad, the tropical tree Dipteryx oleifera benefits. A strike kills other nearby trees and parasitic vines.
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Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.
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Deep funding cuts and widespread layoffs impact everything from local public health outreach to global disease surveillance, making us more vulnerable, experts warn.
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Imminent loss of NASA's Aura and Canada's SCISAT will severely diminish scientists' ability to monitor ozone-depleting substances in the stratosphere.
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The Mojave Desert may lose and gain suitable habitat for Gila monsters. But the unathletic reptiles might be mostly stuck in the waning oases.
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Analysis of a Welsh program offering live-attenuated shingles vaccines to people born after a certain date showed a 20 percent relative drop in dementia risk.
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A miso test on the International Space Station shows fermenting food is not only possible in space, it adds nuttier notes to the Japanese condiment.
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The electric skin cell signals, which move at glacial pace compared to those in nerve cells, may play a role in initiating healing.
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