Light can tell you a lot about what matter is doing. Visible light shows a surface. X-rays reveal hidden structure. Infrared ...

Until recently, you might have never heard of the TikTok competitor UpScrolled. But as of Jan. 29, the app reached No. 1 one in Apple’s app store as disgruntled TikTok users in the United States ...

A powerful Arctic blast is set to hit the Northeast of the US this week, bringing the coldest air of the season so far, with wind chills reaching -25ºF (-31.7ºC) in some areas. Strong northwest winds ...