Look closely at the tip of your finger and you are looking at a landscape that began forming months before you were born. Ridges curve, split, stop and rejoin in patterns so detailed that they have become one of humanity’s most familiar too...
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Seal a cat inside a box with a radioactive atom, a radiation detector and a mechanism capable of releasing poison. Arrange the experiment so that, after an hour, the atom has a 50 percent ch...
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You walk into a café you have never visited. The tables, the light from the window and the conversation at the next table suddenly feel uncannily familiar. For a few seconds, there is an ove...
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Draw a line from Miami to Bermuda, another from Bermuda to Puerto Rico, and a third back toward Florida, and you have the rough outline of one of the most famous imaginary places on Earth. T...
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Nelson Mandela did not die in a South African prison in the 1980s. He was released in 1990, became South Africa’s first Black president in 1994 and died in 2013 at the age of 95. Yet some pe...
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Few animal sounds are as instantly recognizable as a cat’s purr. A hand reaches toward a warm patch of fur, the cat closes its eyes, and a low vibration begins somewhere inside its body. To...
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Imagine exchanging messages with an unseen stranger. The replies are witty, coherent and sensitive to context. The stranger remembers what you said earlier, catches a joke, explains a diffic...
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You may already have yawned simply because you read the word. If not, there is a reasonable chance that a photograph or video of someone opening their mouth in a long yawn would do the job....
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Look up on a clear night and the most obvious feature of the universe is not the stars. It is the darkness between them. That darkness seems perfectly ordinary, yet for centuries it posed a...
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A dog stops halfway through a walk, lowers its head and begins grazing with the concentration of a miniature cow. For many owners, what happens next seems obvious: the dog must have an upset...
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