Public email documents disappear Laws in all but a handful of states give the public acces government email. But what if that email was intentionally deleted or routinely purged?

Malaria cure in its sticky secret Malaria kills up to three million people every year, mostly in tropical parts of the world. The disease is spread by mosquitoes that inject victims with microscopic parasites that infect healthy red blood cells.

'Fear' cells in brain identified Scientists in the United States have identified brain cells linked to fear, paving the way for a more effective treatment of post-traumatic stress and other anxiety disorders.

Smoking can boost memory Nicotine has long been known to have a stimulating effect on the brain.Scientists have suggested that smoking can help boost memory and concentration.

Asthma linked to thunderstorms Researchers have explored the link between thunderstorms and asthma attacks in the first-ever exhaustive study that has significant bearing on public health.

Is music key to happiness? Humming tunes is known as a good stress buster. Now, a new research suggests that people who sing regularly are happier than their non-singing counterparts.

Transforming carbon emissions The 'green carbon' technology takes this normally exhaustive process and simplifies it, thus producing a useful, benign material while transforming carbon emissions instead of simply sequestering it.

Half the world will be obese by 2030 With waistlines increasing rapidly around the world, a group of researchers predict that by 2030, almost 58% of the world's population will be overweight or obese.

If you are fat, the weather must be bad A team of scientists at Aberdeen University has found that Scotland's dismal weather makes it more difficult for people to shed those extra pounds.