Climate changes, but not always for the same reason. Today's rapid climate change is due entirely to man. The Holocene—the last 12,000 years—has been seen as having a stable climate, with a lack of chaos that allowed ...
Two NASA pathfinding missions were recently deployed into low-Earth orbit, where they are demonstrating novel technologies for observing atmospheric gases, measuring freshwater, and even detecting signs of potential volcanic ...
Planetary Sciences
May 2, 2024
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The search for extrasolar planets is currently undergoing a seismic shift. With the deployment of the Kepler Space Telescope and the Transiting Exoplanet Survey Satellite (TESS), scientists discovered thousands of exoplanets, ...
Astrobiology
Apr 23, 2024
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The coastal ocean helps regulate climate change by acting like a giant sponge for atmospheric carbon dioxide. However, the coastal ocean is also a hot spot that releases nitrous oxide and methane, two other potent greenhouse ...
Earth Sciences
Mar 4, 2024
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When scientists detected phosphine in Venus' atmosphere in 2020, it triggered renewed, animated discussions about Venus and its potential habitability. It would be weird if the detection didn't generate interest since phosphine ...
Astrobiology
Jan 12, 2024
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Ice is without doubt one of the first casualties of climate change, but the effects of our warming world are not only limited to ice melting on Earth's surface. Ground that has been frozen for thousands of years, called permafrost, ...
Environment
Dec 12, 2023
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It's becoming increasingly clear that we will fail to meet our climate goals. We were already at 1.26°C of warming in 2022 and are on track to blow through 1.5°C in the mid-2030s. Research even suggests that current climate ...
Earth Sciences
Dec 7, 2023
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In February 2000, Paul Crutzen rose to speak at the International Geosphere-Biosphere Programme in Mexico. And when he spoke, people took notice. He was then one of the world's most cited scientists, a Nobel laureate working ...
Earth Sciences
Dec 6, 2023
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Earth's atmosphere contains fine particles suspended in the air, known as aerosols, occurring from natural sources, such as dust from deserts, volcanic ash, smoke from forest fires, sea salt from ocean spray and organic compounds ...
This year's string of record-breaking disasters—from deadly wildfires and catastrophic floods to record-high ocean temperatures and record-low sea ice in Antarctica—seems like an acceleration of human-induced climate ...
Earth Sciences
Sep 14, 2023
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