A new estimate of the amount of energy needed to visit the stars suggests we won’t have enough for at least another two centuries
IBM researchers have developed an algorithm that predicts your home location using your last 200 tweets.
Automated bots can not only evade detection but also gather followers and become influential among various social groups, say computer scientists who have let their bots loose on Twitter.
Extruding, printing, and sintering are not the same as manufacturing.
When a 2-miles-per-gallon improvement is better than improving by 16 miles per gallon.
Sudoku fanatics have long claimed that the smallest number of starting clues a puzzle can contain is 17. Now a year-long calculation proves there are no 16-clue puzzles.
A new class of imaging device with no lens and just a single light sensitive sensor could revolutionise optical, infrared and millimetre wave imaging
The way gravity effects quantum particles proves that it cannot be an emergent phenomenon, says physicist.
The elaborate records kept by the US Patent Office since 1790 are allowing researchers to study the nature of invention and how it has changed in 200 years.
Intelligent dust particles embedded in the brain could form an entirely new form of brain-machine interface, say engineers