Build a light-activated switch using LDR that lets you control home appliances using your mobile phone's torch.

Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, ...

Research using ultrafast X-ray spectroscopy unveils iron's melting and phase behaviour at Earth core pressures.

Their findings, published in Physical Review Letters, shed new light on the melting curve and structural ... With technologic advancements in high-power laser facilities, it will also be possible to ...

If shaving is growing tiresome, consider laser hair removal: This method damages hair follicles to reduce growth over time, ultimately giving more long-term results than using a razor. After ...

There’s no better example of having a case of Mondays than the day after the Super Bowl. Coors Light announced Wednesday that it’s temporarily changing its name to “Mondays Light” in an ...

In his book The Mathematical Universe, mathematician William Dunham wrote of John Venn’s namesake legacy, the Venn diagram, “No one in the long history of mathematics ever became better known ...

But it could serve as a gateway to the ultra-short-throw experience. At the heart of the K300s is a RGB triple-laser light source that puts out 1,000 ANSI lumens of brightness – this means ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rachel Cericola Rachel Cericola is a writer covering smart home.

If you've been outside shortly after sunset this month, it's likely that you've noticed one, and possibly two, bright points of light in the sky. Are they UFOs? The North Star or the Dog Star?

According to Hisense, the laser TV can reach a blistering 5,000 lumens, which is why it looked so luminous – even while in a brightly lit up show floor. This amount of light isn't something you ...