Planetary systems need the right stuff to make planets, and some stars just don’t have it.
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5,000-Year-Old Copper Pollution Found near the Pyramids
New geoarchaeological research shows that metalworking in ancient Egypt led to significant contamination in a nearby port.
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Microbes in Tree Bark Absorb Millions of Tons of Methane Each Year
New findings suggest that reforestation efforts could have a bigger—and more positive—climate impact than previously estimated.
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Curiosity Digs Up Evidence of a Cold, Wet Martian Past
Amorphous materials, which are rarely studied on Earth, yield insights into the history of Gale Crater and the early Martian environment.
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Leuchtende Nachtwolken erhellen den Himmel über Norddeutschland
Eine Verschiebung des Jetstroms in der Tropopause ist möglicherweise für die ungewöhnlich hohe Anzahl an Wolken in großer Höhe verantwortlich, die im Frühsommer 2019 über kurze Zeit zu sehen waren.
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Clays May Have Slowed Earth’s Recovery After the Great Dying
Without tiny marine organisms using silica for shells, Earth’s oceans generated more clay, released more carbon dioxide, and kept Earth warmer for longer.
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¿Qué tan líquida es esa lava?
Un nuevo dispositivo ayuda a los científicos a medir la viscosidad de la lava durante los derrames activos.
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Corals Are Simplistic When Conditions Are Acidic
Increasing ocean acidity could spell trouble for fish that depend on corals’ many branches for protection.
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The Surprising Factor Making the United States a Tornado Hot Spot
The roughness of terrain far upstream of where tornadoes occur can affect their formation. It could be what drives the contrast in tornado activity between North and South America.
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Das Oktoberfest—viel Bierzeltdunst und Methan
Unvollständige Verbrennung und biogene Emissionen—Atemausstoß und Flatulenz—machen das Oktoberfest zu einer starken, wenn auch zeitlich begrenzten Quelle des potenten Treibhausgases.