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 ...

It may be the ultimate SOS--Morse Code is in distress. The language of dots and dashes has been the lingua franca of amateur radio, a vibrant community of technology buffs and hobbyists who have ...

Divide, differentiate or die? Making decisions at the right time and place is what defines a cell's behavior and is particularly critical for stem cells of an developing organisms. Decision making ...

A character code invented by Samuel Morse that is represented by the duration of a single tone. Written as dots, dashes and spaces, the first Morse code message was sent in 1844 over a newly ...

Navy ships typically communicate with each other via radio or satellites, but every ship has a few backups just in case. One of the most common backups is the signal lamp, where sailors can send Morse ...

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 ...

Hazel Picking, who has died aged 100, was a visual signaller in the WRNS during the Second World War. As a Girl Guide, Hazel Roberts (as she was born) had been good at Morse and semaphore, and, coming ...