• Oct 29, 2020

    The time it takes for a single particle of light to pass through a hydrogen molecule is now the shortest duration ever measured. This interval was about 247 zeptoseconds, or trillionths of ...

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  • Oct 29, 2020

    Mummified llamas stashed at a more than 500-year-old site on Peru’s southern coast offer the first direct glimpse of Inca ritual sacrifices of these animals. Colored strings made from the h...

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  • Oct 29, 2020

    It was one of those “big, if true” stories. In September, scientists reported that Venus’ atmosphere seems to be laced with phosphine, a possible sign of life. Now there’s increasing emphas...

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  • Oct 29, 2020

    Earth is awash in gravitational waves. Over a six-month period, scientists captured a bounty of 39 sets of gravitational waves. The waves, which stretch and squeeze the fabric of spacetime,...

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  • Oct 28, 2020

    According to legend, Galileo dropped weights off of the Leaning Tower of Pisa, showing that gravity causes objects of different masses to fall with the same acceleration. In recent years, r...

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  • Oct 27, 2020

    Past observations have suggested that there’s water on the moon. New telescope observations conclude that those findings hold water. Spacecraft have seen evidence of water ice in permanentl...

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