Using nothing but sunlight and photocatalysts, a 100 square meter (1,076 square foot) reactor produced carbon-free hydrogen ...

Laser beams powered by the sun are one small step closer to becoming a reality after researchers received funding to develop ...

It's the winter solstice and the shortest day of sunlight for the year. When do we spring forward for Daylight Savings, again ...

Over 50 million American adults have some degree of vision loss — a number that is expected to grow in the coming years.

The good news is that days will start to get longer later this month, and by late winter, North Carolina residents will see ...

To help you endure the dearth of sunlight, WCCO has put together a guide to the solstice in the Twin Cities, including how ...

India is a tropical country. However, even in a nation that receives enough sunshine most of the year, many suffer from ...

BOSTON - Winter is coming, Boston. This Saturday, Dec. 21 is the official, astronomical start of the season, otherwise known ...

For some weeks – since early December – the sun has been setting later and later. From one day to the next, we get a bit more ...

Combining UV protection with radiative cooling, scientists have developed a sunscreen that reflects both sunlight and heat.

Sunlight-powered lasers aren't a new concept — the first one was demonstrated in 1963, just three years after the first laser was built. But regular sunlight is too dilute to power a laser ...