The best Windows 11 laptop. Microsoft's new Surface Laptop 13-inch is our pick as one of the best laptops you can buy in 2025, ... into a slim and light body. ...

To find the best laptops, we employ thorough hands-on, testing-based evaluations of laptop PCs from all the top brands. Our recommendations pinpoint the best budget, premium, gaming laptop, 2-in-1 ...

What is ultraviolet light, and where does it come from? Learn how UV radiation is classified, measured, and used in medicine, manufacturing, astronomy, and daily life, plus how to stay safe.