News

  1. Paleontology

    A new saber-toothed mammal was among the first hypercarnivores

    A 42-million-year-old jawbone with slicing teeth and a gap to fit saberlike teeth is pegged to a new species of the mysterious Machaeroidine group.

    By Sofia Quaglia
  2. Animals

    How to make irresistible traps for Asian giant hornets using sex

    Traps baited with compounds found in the sex pheromone of hornet queens attracted thousands of males in China.

    By Erin Garcia de Jesús
  3. Astronomy

    Some of the sun’s iconic coronal loops may be illusions

    Folds in the plasma that streams from the sun might trick the eye into seeing the well-defined arches, computer simulations of the solar atmosphere show.