Living with mom rarely boosts a guy's sex appeal--unless you're a muriqui monkey. In other monkey species, a dominant male may father most of the babies. But a new study of one muriqui troop found 22 infants produced by 13 males. The secret? Males stay in their birth troops, where the stability fosters sharing.
Vaccines are a powerful way to prime the body's immune system to fight bacteria and viruses, so why not use them to confront another unwelcome intruder, cancer? Researchers have tested a shot containing snippets of proteins found on breast- and ovarian-cancer cells, and the...