Scientists discover the earliest evidence of human-on-human aggression etched in an ancient skull.
Scientists discover the earliest evidence of human-on-human aggression etched in an ancient skull.
A team of paleontologists is racing to recover dozens of fossilized whale skeletons from the site of a road building excavation in northern Chile.
Traits that help one sex but hurt the other are not sufficient for maintaining genetic variation.
Rather than fatigue or boredom, researchers propose that yawning may cool an overheated brain.
Scientists track changes in bacterial genomes during a hospital outbreak to discover potential pathogenesis genes.
A video of thousands of birds flying as a single coordinated, amorphous group stirs up questions about how they do it.
High stress during fetal development couldĀ cause premature aging, according to a study in chickens, which published today (November 9) in the Proceedings of the Royal Society B. Chickens exposed to high levels of stress hormones in the egg have over
Women of the French families that colonized Canada in the 17th and 18th centuries had more children and grandchildren than late comers to the region.
A fossilized jaw bone and teeth from Western Europe are recognized as the oldest modern human fossils recovered in the region.
Bacteria age, but as a lineage, can live forever.