Alien planet found spiraling to its doom around an aging star

For the first time, astronomers have spotted an exoplanet whose orbit is decaying around an evolved, or older, host star. The stricken world appears destined to spiral closer and closer to its maturing star until collision ...

Machine learning reveals how black holes grow

As different as they may seem, black holes and Las Vegas have one thing in common: What happens there stays there—much to the frustration of astrophysicists trying to understand how, when and why black holes form and grow.

Boosting accuracy, reducing false positives of PCR COVID-19 tests

PCR swab tests that look for viral RNA have become the gold standard for identifying infection with the SARS-CoV-2 virus, but their results aren't 100% accurate. This week in mSystems, researchers report that testing for ...

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