Uncategorized

  1. Planetary Science

    Listen to the crackle of Martian ‘mini-lightning’

    A microphone on NASA’s Perseverance rover recorded the sounds of electrical discharges generated by dusty gusts.

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  2. Anthropology

    A foot fossil suggests a second early human relative lived alongside Lucy

    Foot bones and other fossils have been attributed to Australopithecus deyiremeda, a recently discovered species that may shake up the human family tree.

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  3. Science & Society

    Gratitude can increase joy, even if it feels a little cringe

    Like exercise, gratitude takes many forms. Finding the right practice, research shows, is up to the individual.

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  4. Animals

    Cuddly koalas had a brutal, blade-toothed close cousin

    Ancient collagen preserved in the bones of extinct Australian mammals is revealing their evolutionary relationships, leading to some surprises.