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Why People Oppose Same-Sex Marriage

Why do opponents of same-sex marriage really oppose it? A UCLA psychology study published online today in the journal Psychological Science concludes that many people believe gay men and women…

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…

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…