News

  1. Paleontology

    Humans, not climate change, may have wiped out Australia’s giant kangaroos

    About 40,000 years ago, giant kangaroos vanished Down Under. Dental analyses suggest a varied diet, meaning climate change was not the main cause.

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  2. Particle Physics

    Cosmic rays could help reveal how tornadoes form

    Subatomic particles called muons could measure pressure changes in supercell thunderstorms and the twisters they kick up.

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  3. Animals

    More new geckos have been found hiding in Southeast Asia’s limestone towers

    Nearly 200 new gecko species found in living in karst landscapes reveal the rugged regions as dynamic areas of speciation.

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  4. Animals

    Poop is on the menu for a surprising number of animals

    A new tally finds dozens of species giving food a second go-round, from babies boosting their microbiomes to adults seeking easier-to-access nutrition.