Divers find Nazis' Enigma code machine in Baltic Sea

German divers who recently fished an Enigma encryption machine out of the Baltic Sea, used by the Nazis to send coded messages during World War II, handed their rare find over to a museum for restoration on Friday.

Study finds mass shooters have distinct patterns of buying guns

The increase in gun violence in the United States has put pressure on law enforcement and others to find ways to reduce it. In 2022, there were 647 mass shootings, up from 383 in 2016. There has also been a three-fold increase ...

Traffic jam mystery solved by mathematicians

Mathematicians from the University of Exeter have solved the mystery of traffic jams by developing a model to show how major delays occur on our roads, with no apparent cause. Many traffic jams leave drivers baffled as they ...

Too much homework can be counterproductive

Instead of improving educational achievement in countries around the world, increases in homework may actually undercut teaching effectiveness and worsen disparities in student learning, according to two Penn State researchers. Most ...

Ancient grammatical puzzle solved after 2,500 years

A grammatical problem that has defeated Sanskrit scholars since the 5th century BC has finally been solved by an Indian Ph.D. student at the University of Cambridge. Rishi Rajpopat made the breakthrough by decoding a rule ...

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