Scientists mimic photosynthesis with a new hydrogel to produce hydrogen using sunlight, promising cleaner energy solutions.

Too much of a good thing is no good at all. Living organisms enjoy sunlight—in fact, they need it to stay alive—but they tend ...

Why do I feel better rested when I wake myself up than I do if my alarm or another person wakes me up? – Calleigh H., age 11, Oklahoma We’ve all experienced this: You’re in the middle of a lovely ...

Lasers that harness bacteria’s natural ability to convert sunlight into energy could power missions to Mars and provide a ...

She is among 11 U of T Engineering researchers awarded CRCs. The program, funded by the Natural Sciences and Engineering ...

For a person who has been outside much of the day, taking in sunlight between 10,000 lux on a cloudy ... foot-long “virtual ...

For a person who has been outside much of the day, taking in sunlight between 10,000 lux on a cloudy ... foot-long “virtual ...

I’ve been a sunrise alarm clock devotee for years, however, I’ve never used a proper SAD lamp. In fact, I’ve always been a ...