Treated cotton could help irrigate deserts

Researchers have developed a special treatment for cotton fabric that allows it to absorb large amounts of water from misty air and release it by itself as it warms.

Autism more common in hi-tech areas

Autism is more common in geographical areas with a high proportion of engineers and IT specialists, a Cambridge University study has found. And, they say, this may be partly because autism is linked to skills seen as desirable in a tech-savvy society.