Men and women often enter relationships with different long-term goals. In the animal world, differences in approaches to reproductive success can lead to sexual conflict. In a new study, scientists…
A patient tormented by suicidal thoughts gives his psychiatrist a few strands of his hair. She derives stem cells from them to grow budding brain tissue harboring the secrets of…
UCLA scientists examining causes of human infertility have found that the cells that create eggs or sperm during the prenatal stage of development are vulnerable to damage, according to new…
When birds got their wings, they lost the clawed fingers wielded by their dinosaur relatives. But they evolved a new “finger”—in their face. And what a boon that has been….
Scientists at UC San Francisco and Brown University have figured out the likely way that white-nose syndrome breaks down tissue in bats, opening the door to potential treatments for a…
When scientists first made contact with an isolated village of Yanomami hunter-gatherers in the remote mountains of the Amazon jungle of Venezuela in 2009, they marveled at the chance to…