Humans Evolved by Sharing Technology and Culture
New findings from Blombos Cave show that Stone Age man in Africa exchanged technology to a large extent. The more contact between groups, the stronger technology developed. The exchange of…
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Chemical Used to Replace BPA in Plastic Accelerates Embryonic Development, Disrupts Reproductive System
Companies advertise BPA-free plastic as a safer version of products ranging from water bottles to sippy cups to toys. Many manufacturers stopped using bisphenol A, a chemical that is used…
Scientists Get 'Gene Editing' Go-Ahead
UK scientists have been given the go-ahead by the fertility regulator to genetically modify human embryos. It is the first time a country has considered the DNA-altering technique in embryos…
Y Gene Not Necessary for Assisted Reproduction of Mice
The Y chromosome is a symbol of maleness, present only in males and encoding genes important for male reproduction. But a new study has shown that live mouse progeny can…
UI Chemists Uncover How Key Agent Allows Diseases to Reproduce
Humans have been successful at treating a host of diseases. Yet some continue to elude medicine’s best attempts. Now, researchers at the University of Iowa have revealed how these diseases…
How Severe Maternal Inflammation Can Lead to Autism-like Behavior
In 2010, a large study in Denmark found that women who suffered an infection severe enough to require hospitalization while pregnant were much more likely to have a child with…