Daily News update on – Science


January 31, 2023
NEWS

Space.com

Machine learning spots 8 potential technosignatures

Humans have five new leads in the search to find life beyond our solar system. Scientists attempting to address the question, “Are we alone in the universe?” have used a new machine-learning technique to discover eight previously undetected “signals of …

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Space.com

New cosmic map reveals the universe’s matter isn’t as ‘clumpy’ as it should be

Scientists have released one of the most accurate maps of the universe’s matter ever created, featuring precise measurements of its distribution throughout the cosmos. One surprising revelation from the map is that matter isn’t as “clumpy” as our …

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Scientific American

Light Pollution Is Dimming Our View of the Sky, and It’s Getting Worse

When I was a kid, my family lived in suburban Washington, D.C. This made being a budding amateur astronomer tough; most stars were invisible against the overhead glare from city lights. At best, there was only a hint of the diffuse Milky Way to see: …

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CNN

The dodo is the poster child for human-caused extinction. Scientists want to bring it back

Now, a team of scientists wants to bring back the dodo in a bold initiative that will incorporate advances in ancient DNA sequencing, gene editing technology and synthetic biology. They hope the project will open up new techniques for bird conservation.

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Space.com

Space diet rich in veggies and fish could boost astronaut health

Spaceflight poses many risks to astronauts, including increased radiation exposure and the prolonged effects of microgravity. A nutritious diet and regular exercise can help astronauts overcome these health challenges, but space missions are severely …

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WIRED

Did the Seeds of Life Ride to Earth Inside an Asteroid?

Billions of years ago, our solar system coalesced within an interstellar molecular cloud, a nursery made up of gas and dust that clumped together to form stars, asteroids, and planets—eventually, our own Earth. Somewhere along that cosmic timeline, …

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Astronomy Magazine

AI is helping hunt for extraterrestrial life — and it’s found 8 strange new signals

As scientists searching for evidence of intelligent life beyond Earth, we have built an AI system that beats classical algorithms in signal detection tasks. Our AI was trained to search through data from radio telescopes for signals that couldn’t be …

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The New Yorker

What the Green Comet Tells Us About the Past—and the Future

Comets are inspiring marvels in the night sky. They may also hold the secrets of habitable planets. By Rivka Galchen.

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EarthSky

Lucy spacecraft to visit an asteroid this year

NASA’s Lucy spacecraft is in the midst of three Earth flybys that ultimately will fling it to the main asteroid belt and Jupiter’s Trojan asteroids. In October 2022, a year after the spacecraft’s launch, Lucy made its first flyby of Earth.

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Phys.Org

Primates colonised the Arctic during a period of ancient global warming—their fate offers a lesson

New Arctic primate fossils. The Ellesmere Ignacius species are known only from teeth and jaw fragments. · The science of discovery · Implications for future evolution.

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