| Married men have less testosterone Having less of the hormone might make dads less likely to stray from their families, say US researchers pheedo.com |
Always a Frog, Now My Prince Someone you once dismissed as "yucky" in your childhood may in fact, be the one. nytimes.com |
Don't blame early sex on dad's absence The age of a person's first sexual experience tallies with their genetic makeup – not just with whether their parents have split up feeds.newscientist.com |
Debate over gender disorder drug A drug for preventing "abnormal" genitalia in girls has raised ethical issues in the US feeds.newscientist.com |
Ovulation gives women's brains a boost Brain areas involved in facial recognition and navigation vary in size during the menstrual cycle, growing bigger in the run-up to ovulation feeds.newscientist.com |