If you leave a clear bottle of water in the sunlight, the ultraviolet rays will kill any harmful microbes in that water, making it drinkable … but it has to sit in the sun for at least six hours. A ...

Water has always responded well to sunlight, evaporating faster under the sun than when heated by other energy sources. For years, scientists knew this happened but didn’t fully understand why. Now, a ...

The leaf is one of nature’s most impressive little machines, able to convert sunlight, carbon dioxide and water into energy. Scientists at Cambridge have now created a type of artificial leaf that can ...

This may be hard to swallow, but the drinking bottle that you are dutifully carrying around with you all day to stay properly hydrated may be delivering more than water into your body. The most ...