Dijkstra’s algorithm was long thought to be the most efficient way to find a graph’s best routes. Researchers have now proven ...

Researchers mapped Earth’s ionosphere, part of the upper atmosphere, using signal data from 40 million phones – a method that ...

We've come across a crucial point in the planning which will affect our route. We've started the finer details of the ...

A 3D map of our cosmic neighborhood has revealed hot and cold regions as well as an "escape tunnel" from our local bubble.

When the air is partly ionized, freely moving electrons slightly slow down the radio signals travelling to Earth from GPS and ...

After U.S. President Joe Biden gave the go-ahead for Ukraine to wield long-range American missiles deep inside Russia, as a ...

UNRWA, the main U.N. agency aiding Palestinians, said its drivers were forced to unload supplies at gunpoint, in what it called one of the worst such incidents of the war. By Hiba Yazbek The ...

Two separate shootings disrupted a "second line" parade in New Orleans' St Roch neighborhood, claiming the lives of two individuals and leaving nine others injured. The incidents, occurring 45 ...

As in the United States, a decline in the numbers of migrants crossing borders has not stopped anti-migrant sentiments from gaining ground. By Jenny GrossSteven Erlanger and Christopher F ...

A Nigerian doctor with a passion for art broke a Guinness World Record with a 10,814.5-square-foot drawing celebrating the ...

State of the World was previously State of Ukraine. You'll continue to hear Ukraine coverage here, along with other international stories. Support NPR's reporting by subscribing to State of the ...