Cells experience many different types of stress, such as starvation or stress caused by too much salt or too high a temperature. Insulin signals respond to such stress signals by sending the protein ...

He’s known as the godfather of college rankings, the man behind the curtain of the U.S. News annual Best Colleges guide for almost 40 years. But no more. The man the Washington Post called “one of the ...

The first message sent by Morse code’s dots and dashes across a long distance traveled from Washington, D.C., to Baltimore on Friday, May 24, 1844 – 175 years ago. It signaled the first time in human ...

Morse code creator Samuel F.B. Morse made long-distance chats almost instantaneous with his co-invention of the telegraph, which he patented in 1847. While he’s best known for revolutionizing ...

Then-Cmdr. Jeremiah Denton was interviewed by a Japanese television reporter on May 2, 1966, as part of a propaganda campaign orchestrated by the North Vietnamese. During the interview, he blinked ...