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February 14, 2023
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Scientific American

Tiny Bubbles of Quark-Gluon Plasma Re-create the Early Universe

Instead they became an ocean—a perfect liquid of particles flowing with almost no resistance, called a quark-gluon plasma. This stage of the universe’s history ended quickly. Within 10-6 second, quarks and gluons were caged inside protons and neutrons.

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Space.com

Hubble spies strange spokes on Saturn’s rings after 14-year hiatus (video)

The Hubble Space Telescope captured mysterious features on Saturn’s rings, signaling the start of the planet’s “spoke season.” Like Earth, Saturn is tilted on its axis and has four seasons. However …

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Space.com

Earth-size exoplanet spotted just 72 light-years away

Look out, everyone: There’s a new exoplanet in town. An international team of researchers searching for transiting exoplanets (those that cross their host star’s face from our perspective) has made its latest discovery — an Earth-size body just 72 …

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Space.com

Europe’s JUICE Jupiter spacecraft arrives at spaceport ahead of April launch

The European Space Agency’s Jupiter Icy Moons Explorer (JUICE) spacecraft has arrived at Europe’s Spaceport in French Guiana for the final preparations for launch. JUICE departed (opens in new tab) from Airbus facilities in Toulouse, France, on Feb.

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Phys.Org

The mysterious black behemoths controlling our galaxies

It was only last year that astronomers were finally able to unveil the first pictures of the supermassive black hole at the center of our Milky Way galaxy. But you couldn’t actually see the black hole itself, not directly. That’s because it is so dense …

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CNET

Frog Named for JRR Tolkien Lives in a ‘Universe of Fantasies’

Deep inside Ecuador’s Río Negro-Sopladora National Park, the line between fantasy and reality vanishes. At least, that’s what scientists who recently discovered a new frog species say of their time exploring this multithousand-acre milieu of …

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Scientific American

Lab-Made Enzymes Could Chop Up the Virus That Causes COVID

Artificial enzymes can fight the COVID-causing virus by selectively snipping apart its RNA genome, a new study suggests. Researchers say the technique may overcome key problems with previous technologies and could help create rapid antiviral treatments …

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Phys.Org

NASA’s IMAP spacecraft completes mission critical design review, moves closer to 2025 launch

NASA’s Interstellar Mapping and Acceleration Probe (IMAP) spacecraft has completed the Mission Critical Design Review and is on track to meet its scheduled 2025 launch. Southwest Research Institute (SwRI) is managing the payload office, providing the …

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Scientific American

Mysteriously Young ‘Peekaboo’ Galaxy Could Reveal Secrets of Early Universe

But it’s not just the galaxy’s relatively recent appearance that has astronomers excited. In results published in Monthly Notices of the Royal Astronomical Society, scientists report that Peekaboo appears to have a significant lack of old stars.

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Phys.Org

Scientists find world’s oldest European hedgehog

Overview of stained sections of hedgehog jaws, showing year rings which allows the researchers to determine the age of the hedgehogs. Credit: Thomas Bjørneboe Berg. The world’s oldest scientifically-confirmed European …

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