The birds and the bees talk may need an upgrade soon. Scientists are working on ways to use blood and skin cells to replace sperm and eggs. So, will sex go by the wayside?
Karen Weintraub writes about the science behind these headlines in Scientific American. She says we are still years away from human babies being created with eggs and sperm. So far scientists have only created eggs out of skin cells from mice.
The idea of creating babies without parents will likely raise a number of ethical and cultural questions. Weintraub says the scientific studies are still in such early stages that they haven't begun to receive cultural scrutiny.
The proportion of U.S. kindergartners exempted from school vaccination requirements has hit its highest level ever, 3%, U.S. health officials said Thursday.
New research shows that people can be genetically predisposed to having sleep problems like insomnia and that these signs can show up in early childhood.
The National Zoo's three giant pandas, Mei Xiang, Tian Tian and their cub Xiao Qi Ji. on Wednesday began their long trip to China, leaving behind an empty panda exhibit with no certainty that pandas ever would again take up residence there.
