Blue light is the visible light at the blue end of the spectrum. Although not as energetic as ultraviolet (UV) light, there is concern that high doses of blue light may cause more cellular damage than ...

In Belfast, three PSNI recruits fight against criminal gangs, undercover agents, their own communities and even their own police force. PSNI probationer Grace promises to help Angela, whose son ...

If you’ve ever suffered from dry, irritated eyes or struggled to fall asleep after a long day of staring at your computer, you may have been tempted to purchase a pair of blue-light-blocking ...

She is also a Certified Stress Management Coach. Do blue light glasses actually work? Though they claim to reduce eyestrain and headaches and help you sleep better, no robust research confirms ...

Ambulances and fire trucks have joined the list of vehicles on P.E.I. roads that can use flashing blue lights in emergencies. In a news release, the Transportation Department said using blue lights ...

The Democratic Alliance (DA) has accused ActionSA of hypocrisy and lying about the official vehicles fitted with blue lights used by its leader, Agriculture minister John Steenhuisen. In a ...

Steenhuisen was thrust into the spotlight on Tuesday after ActionSA shared his parliamentary response, in which he confirmed he does use vehicles fitted with blue lights. The DA leader said he has ...

1. Signal activation: The blue lights are wired into the traffic signal system and turn on when the traffic light changes to red. 2. Officer visibility: From a distance, officers can see the blue ...

The research findings were published in the December 2024 issue of Nature Communications. Upon reaching the body, blue light is known to induce oxidative damage to cellular proteins, which can ...

For three police recruits in Belfast, the pressure is immense. Facing criminal gangs and divided communities, they don't know who to trust. The odds are, they won't all make it.

Question: I’m wondering about a light that seems to only be on at night on the traffic lights. It’s a small purple or blueish light that’s near the traffic lights. I’ve tried to figure out ...