The five Platonic solids are the epitome of perfection—at least in mathematics. Topology explains why there are only five of ...

A Delta Air Lines flight from Los Angeles to Boston safely diverted to Detroit after the captain of a Boeing 757 became ill. By Neil Vigdor The altitude read 39,000 feet. The speed was hovering around ...

There were some tense moments in the air on a flight from Los Angeles to Boston on Tuesday. Air traffic recordings captured a Delta captain alerting the tower that he was feeling sick and needed to ...

From halting my doomscrolls to automating air-quality checks, Apple’s streamlined Shortcuts app is my favorite iOS 27 feature. Called “Describe a Short,” it lets you say what you want it to do ...

Decoding shadows so you don’t have to. Probably wrong, occasionally dangerous, always watching. Read pinned + Highlights to understand.

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Made up of three of summer’s brightest stars, the Summer Triangle is an easy starting point for exploring—and photographing—the Milky Way and beyond. The Milky Way arcs above the walls of a gorge, ...

The Delta Optimist has run extensive coverage recently on industrial expansion at Roberts Bank. Prime Minister Carney excels at big-picture announcements — most recently unveiling both a new container ...