Big space mirrors could bring Earth on-demand light — and upend our night sky
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Big space mirrors could bring Earth on-demand light — and upend our night sky

Since 1989, astrophysicist Jonathan McDowell has tracked every human-made object in space. McDowell’s meticulously maintained…

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Math puzzle: Shape-birding
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Math puzzle: Shape-birding

In a parallel universe, bird watchers who are tired of sunburns and bug bites have…

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Scientists discover a mysterious new frog hiding in the Amazon
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Scientists discover a mysterious new frog hiding in the Amazon

The discovery also highlights the importance of cryptic diversity, in which animals that look nearly…

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This popular fermented food may help flush nanoplastics from the body
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This popular fermented food may help flush nanoplastics from the body

Nanoplastics are ultrafine plastic particles measuring less than 1 micrometer (μm; one-thousandth of a millimeter)…

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Scientists restore a brain protein and reverse signs of aging in mice
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Scientists restore a brain protein and reverse signs of aging in mice

The findings came from a study published on March 16, 2023, in the open access…

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