Safe sex in a pill

Gay men who have unprotected sex could dramatically reduce their chances of catching HIV simply by taking a pill once a day. For the moment "pre-exposure prophylaxis" remains unproven and available to only a select few ˆ but if it works, the controversial strategy could prove a critical advance in the fight against AIDS.

READ THE FULL STORY HERE.




Monkey gossip hints at social origins of language

Women may be fed up with being stereotyped as the chattier sex, but the cliché turns out to be true ˆ in macaque monkeys, at least. Researchers have found that female macaques make 13 times as many friendly noises as males during chit-chat between individuals. The finding adds weight to the theory that human language evolved to forge social bonds.

READ THE FULL STORY HERE.