We talk about Morse code, named after its inventor, Samuel Morse. However, maybe we should call it Vail code after Alfred Vail, who may be its real inventor. Haven’t heard of him? You aren’t alone.

Buff-tailed bumblebees (Bombus terrestris) can decide where to forage for food based on different durations of visual cues, ...

In case you’re not a former sailor or ham radio operator, the above is not a typesetting snafu. Those are the dashes and dots (or “dits” and “dahs,” as telegraph operators often vocalize them) that ...

Some years ago, a colleague and I helped someone with a similar problem to that of Hans-Peter Salzmann (22 February, p 36). At the time, she was using a sequential selection device known as Possum to ...