“The cloud” may be the most successful disappearing act in modern technology. Upload a photograph and it seems to float away. Stream a film and it arrives from nowhere. Ask an AI system a question and an answer materializes on a glass scree...
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Ask the meaning of life in the right corner of the internet and there is a good chance someone will answer with a number: 42. It has become one of popular culture’s most durable private joke...
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A fish can be surrounded by water and still run out of oxygen. That sounds like a contradiction only because we tend to think of water itself as the thing fish breathe. It is not. Most fish...
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Space is famously cold. The number repeated in textbooks, documentaries and trivia lists is about 2.7 kelvin, or roughly −270.4 °C — less than three degrees above absolute zero.That number i...
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On November 20, 1969, Apollo 12 astronauts Pete Conrad and Alan Bean left the lunar surface and rejoined Richard Gordon in orbit. Their lunar module's ascent stage was no longer useful, so m...
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Look up from a truly dark place and the Milky Way appears as a pale river of light crossing the sky. That glow is produced by stars so numerous and distant that most cannot be distinguished...
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Imagine falling feet-first toward a black hole. At first, if the black hole were isolated and you began far enough away, the experience would not feel supernatural. You would be in free fall...
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The internet contains billions of websites, streams enormous quantities of video, connects data centers across continents and crosses oceans through cables thousands of kilometers long. So i...
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A penguin standing on ice looks as though someone designed a bird with a torso, two feet and almost nothing in between. Its legs seem impossibly short, and when it starts walking, the famili...
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Watch a turkey closely and its stare can seem almost unnervingly steady. Its eyes sit high on the sides of its head, scanning the surroundings while the bird walks, feeds and watches for dan...
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