This Saltwater-Powered Lamp can also charge your cell phone!

Lighting is something that we take for granted in the developed world, but there are still many areas around the globe where people lack reliable access to light at night. Around one-fifth of the world’s population has no access to electricity. They often use kerosene lamps, which contribute to indoor pollution and have to be refilled with oil regularly. Also they are bad for the environment and human health. To solve this problem, an engineering start-up called SALt(Sustainable Alternative Ligh...
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Stroke & Working Overtime.

A recent analysis indicates that women who work 55 hours or more per week have a 30% higher risk of having a stroke than those working standard hours, making them just as likely to have a stroke as their male counterparts. The analysis was conducted by European public health re-searchers. It involved data from over 600,000 women and men enrolled in long-term observational studies in Europe and the United States. It was the first such analysis of the relationship between working long hours and st...
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