I tested a near-infrared light device that attaches to my computer, mimics the sun, and allegedly improves mood and focus. Did it work?

Because today’s performance-based codes focus on outcomes rather than wiring methods, networked lighting systems can deliver ...

Twice a year, Americans reset their clocks and lose an hour of sleep. The tradition may feel like a modern nuisance, but it began as a wartime policy during World War I. At 2 a.m. local time Sunday, ...

For example, on Saturday, the day before the time change took effect, sunrise in Boston was at 6:09 a.m. and sunset at 5:41 p.m., according to the National Weather Service. On Sunday, after the clocks ...

The days are growing longer and warmer, a sign that spring is near and daylight savings time begins soon. Here's when to set the clocks forward for the 2026 time change and daylight saving time start ...

Add Yahoo as a preferred source to see more of our stories on Google. This weekend, clocks will "spring forward" as Iowa and nearly the rest of the United States switch to daylight saving time for ...

This is read by an automated voice. Please report any issues or inconsistencies here. After enduring months of long, dark — and, in Southern California, rather moderate — winter evenings, some ...

Georgians will need to adjust their clocks this weekend as Daylight Saving Time begins. In 2026, Daylight Saving Time starts March 8. Clocks will "spring forward" one hour, meaning sunrise and sunset ...

Add Yahoo as a preferred source to see more of our stories on Google. Daylight Saving Time returns this weekend, and that means it’s time once again to change your clocks. The spring 2026 DST is set ...

Every year, around the time of spring, we move our clocks ahead by an hour due to the start of the daylight saving time (DST) period. The annual event sees the time move forward by an hour in March, ...

Daylight Saving Time returns this weekend, and that means it’s time once again to change your clocks. The spring 2026 DST is set for 2 a.m. on Sunday, March 8. At that time, clocks will “spring ...

It's time to "spring forward" this weekend, with most U.S. states setting their clocks one hour ahead for Daylight Saving Time (DST). The change will come at 2 a.m. on Sunday across the nation -- ...