If You Were a Secret Message, Where in the Human Genome Would You Hide?
Ellie Arroway (Jodie Foster) uses the VLA (Very Large Array) to look for alien signals. But that’s not the only way. Warner Brothers When people think about SETI, the Search for Extraterrestrial Intelligence, they imagine messages sent via radio—Jodie Foster tuning antennas, hoping to pick up signals from the “billions and billions” of star systems […]
Mumbling Isn’t a Sign of Laziness—It’s a Clever Data-Compression Trick
Many of us have been taught that pronouncing vowels indistinctly and dropping consonants are symptoms of slovenly speech, if not outright disregard for the English language. The Irish playwright St. John Ervine viewed such habits as evidence that some speakers are “weaklings too languid and emasculated to speak their noble language with any vigor.” If […]
The Brilliant “Baloney Slicer” That Started the Digital Age
In the early 1950s, the U.S. Air Force Supply Depot in Ohio was looking for a faster way to store and fetch information from its sizable inventory. They had 50,000 items in their records and wanted instant access to each one of them. The dominant storage technologies of the time—punch cards, magnetic tape and magnetic […]