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Scientists Made a ‘Fish’ From Human Cardiac Cells, And It Swims Like a Beating Heart

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With its tail flipping rhythmically from side to side, this strange synthetic fish scoots around in its salt and glucose solution, using the same power as our beating hearts. This nifty miniaturized circulatory system, developed by scientists at Harvard and Emory universities, can keep swimming to the beat for more than 100 days.   The … Read more

No hallucinations? LSD relatives appear to treat depression in mice, without obvious side effects | Science

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More than 50 years after the Summer of Love, psychedelics are again the rage. This time the love comes from doctors beginning to embrace psychedelics such as LSD and psilocybin to treat depression, substance abuse, and other serious mental health conditions. But because the drugs cause hallucinations, their medical use requires intensive monitoring by clinicians. … Read more

Yutu-2: China’s rover finds sticky soil on the far side of the moon

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We haven’t been able to take a close-up look at the far side of the moon until now, and the discoveries being made by the Yutu-2 rover might prove important for future missions 19 January 2022 By Alex Wilkins A photo of the Yutu-2 moon rover, taken by the Chang’e-4 lunar probe AFP The first … Read more

Earth’s Tilted Magnetic Field 41,000 Years Ago Pushed The Auroras to Unexpected Places

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If you want to be dazzled by a spectacular northern lights display, your best bet is to skywatch near the North Pole. But that wasn’t the case 41,000 years ago, when a disruption of Earth’s magnetic field sent auroras wandering toward the equator.   During this geomagnetic disturbance, known as the Laschamp event or the Laschamp excursion, … Read more

Hubble telescope shows the sparkling side of a spiral galaxy

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A new Hubble Space Telescope image of a spiral galaxy shows sparkling stars, including a couple that snuck into the foreground. The telescope captured UGC 11537, a galaxy 230 million light-years away in the constellation Aquila; the galaxy sits at almost 10 times the distance to the spectacular Andromeda Galaxy (M31) that is just barely … Read more