Science Magazine

Science Magazine

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  • The wealth of hominin fossils from Sima de los Huesos is helping reveal trends in Neandertal evolution. | AAAS/Carla Schaffer Neandertals' trademark facial features appeared first in their evolution, while other defining features in their skulls came along later, researchers studying an impressive...
  • How can a crayfish become anxious? Researchers designed an experiment to trigger this feeling in the crustaceans. | AAAS/Carla Schaffer A new study of crayfish — the freshwater crustaceans that look like little lobsters — shows that the arthropods can get anxious when they are exposed to prolonged...
  • Was the moon born in a cosmic smash-up, or slowly shaped out of stardust like the Earth? Learn more in this episode of Science with a Twist , a new video series from AAAS. | AAAS/Carla Schaffer The origins of the moon have been as murky as a black hole's interior, with several hypotheses competing...
  • The placenta, long thought to be sterile, has a bacterial community similar to the one found in the mouth. | AAAS/Carla Schaffer A small but diverse bacterial community calls the placenta home, scientists have discovered. The findings, from a new study of hundreds of placentas taken from healthy...
  • The skeleton of Naia, along with bones from saber-tooth cats and other animals, was discovered in the Yucatán's Hoyo Negro cave. | Slideshow by AAAS The discovery of a near-complete human skeleton in a watery cave in Mexico is helping scientists answer the question, "Who were the first Americans?"...
  • Researchers can make rodents forget their fears by encouraging the development of new neurons. | AAAS/Carla Schaffer Why is it so hard to recall memories from early childhood? A new study suggests that the birth of new neurons could play a significant role in this "infantile amnesia," which seems...
  • An older woman was buried in a hurry in the mid-1800s at Badia Pozzeveri graveyard in Altopascio, Italy. She was entombed in lime, probably to quell infection during an epidemic. Archaeological research at this graveyard was the subject of an award-winning news feature in Science . | Francesco...