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Earth will temporarily pass the dangerous 1.5 C heating limit by 2024, says major new report

Atmospheric concentrations of carbon dioxide (CO₂), methane (CH₄) and nitrous oxide (N₂0). Credit: WMO Global Atmosphere Watch The Paris climate agreement aims to limit global warming to 1.5 ℃ this century. A new report by the World Meteorological Organization warns that this limit could be exceeded by 2024 — and the risk is growing. The first overshoot beyond 1.5 ℃ …

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Forty-five well-known exoplanets possess an Earth-like atmosphere

Astronomers have seen at least 45 planets orbiting distant stars that possess Earth-like properties including a similar atmosphere and life-sustaining liquid water. Experts from Luleå University of Technology, Sweden, have created a new way to determine the habitat of distant worlds by studying their environment. The team found a way to use information on ‘atmospheric species’, that is, chemicals in …

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Gigantic Camera Captures First-Ever 3,200-Megapixel Digital Photos

The complete focus plane of the 3,200-megapixel digital camera. Photo: Jacqueline Orrell / SLAC National Accelerator Laboratory Scientists from the SLAC National Accelerator Laboratory produced the world’s first 3,200-megapixel digital images. The images were snapped by a massive digital camera reserved for the Vera C. Rubin Observatory in Chile, what an early demonstration of the enormous potential of this facility. …

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ET missing? Empty astronomers looking for technological signs of life in 10M star systems

Sorry, ET We’re trying to find you, but we have no luck. Working on a project known as “ET Searching,” Australian astronomers have completed the “deepest and widest search” looking for technological signs of extraterrestrial civilizations in more than 10 million star systems and empty thought. Researchers used the Murchison Widefield Array (MWA) outside Western Australia to scan “technosignatures” that …

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These Hummingbirds Get Intense Naps. Some Even Be Hibernate.

In fact, they found that birds using torpor only briefly could lose up to 15 percent of their body weight. Birds that took longer rest, in the order of 12 hours, lost only 2 percent. Birds that reach lower temperatures also lose a smaller percentage. Some species, such as sparkling violetear, drop to a set temperature (in this case, approximately …

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2,200-year-old texts may be the oldest anatomical atlas recorded

A series of 2,200-year-old Chinese texts, written on silk and found buried in ancient tombs, contain the oldest surviving anatomical atlas, scientists said. Texts were discovered in the 1970s inside the tombs in the Mawangdui area in the south-central China. The tombs are owned by Marquis Dai, his wife Lady Dai and their son. Challenging to understand the texts, and …

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