A new technique breaks Dijkstra's 70-year-old record: it finds routes faster in huge networks, changing graph theory forever.

Discover how the Luhn Algorithm verifies credit card accuracy, supports secure transactions, and helps prevent errors in inputting Social Security numbers.

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

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Google Hummingbird was a rewrite of Google’s algorithm that consciously anticipated the needs of searching on mobile devices, in particular by enabling conversational search. Hummingbird set the stage ...

(THE CONVERSATION) Chinese tech giant ByteDance has signed an agreement to sell a majority stake in its video platform TikTok to a group of U.S. investors. President Donald Trump announced a ...

New research from Mozilla shows that user controls have little effect on which videos YouTube’s influential AI recommends. YouTube’s recommendation algorithm drives 70% of what people watch on the ...

For better accountability, we should shift the focus from the design of these systems to their impact. Describing a decision-making system as an “algorithm” is often a way to deflect accountability ...

The evolution of what posts get top billing on users’ news feeds, and what gets obscured Facebook’s news feed algorithm has been blamed for fanning sectarian hatred, steering users toward extremism ...