Month: July 2020

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Scientists have identified an almost-complete skeleton of a 4.8-metre (15.7-foot) long dolphin ancestor that lived in what is now South Carolina during the Oligocene epoch around 25 million years ago. This ‘dolphin’ was the first known echolocating apex predator: as well as its large size, it would’ve had large, tusk-like teeth, and appears to have
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Slashing greenhouse gas emissions would probably not yield visible results until mid-century, researchers have said, cautioning that humanity must manage its expectations in the fight against global warming. Even under optimistic scenarios in which carbon pollution falls sharply, climate change will continue for decades, they reported Tuesday in the journal Nature Communications. “We need to
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Global warming is turning clear mountain lakes green in the western United States because of an increase in algae blooms “without historical precedent”, researchers reported on Tuesday. The concentration of algae in two remote mountain lakes more than doubled in the past 70 years, researchers at Colorado State University found. Their results, published in the
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In July of 2015, Breakthrough Initiatives announced that it was embarking on a ten-year initiative to conduct the largest Search for Extraterrestrial Intelligence (SETI) to date. This initiative was aptly named Breakthrough Listen, which combines state-of-the-art software and data obtained by premier observatories around the world to look for signs of extraterrestrial technological activity (aka. technosignatures). In recent