Choosing a home security system comes down to more than brand loyalty. Differences in features, pricing, and smart-home ...

Scientists in Germany have used a highly sensitive underground ring laser to track Earth’s axial wobble without relying on telescopes, satellites, or external reference signals. The researchers from ...

Lasers can damage your phone’s camera! Concentrated laser beams, even “eye-safe” ones, can permanently “fry” the tiny pixels on your phone’s camera sensor. This risk extends to modern car LiDAR ...