In recent years, studies in rodents and humans have suggested that exposure to light may reduce chronic pain. Green light, in particular, has been reported to relieve pain in people with migraines and ...

Red-light therapy is getting the green light in some health circles, but it’s early yet to say whether that’s a good thing.

President Donald Trump “gave the green light” for Israel to begin an onslaught on the Gaza Strip that killed at least 400 people early Tuesday, according to a report. At such a critical moment in US ...

How the Greenhouse Effect Works The greenhouse effect gets its name from the way a traditional greenhouse traps heat. Sunlight enters through the glass, warming the air inside.