Tech

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Nuclear weapons are humankind’s most fearsome creations. In a matter of minutes, one nuclear-armed nation can level dozens of cities, spread radioactive fallout for hundreds or thousands of miles, and wreck Earth’s climate.   Most people are familiar with the basics: Slap together enough uranium or plutonium and – kaboom! – you have a nuclear
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Researchers from Montreal’s National Institute of Scientific Research (INRS) just published a study in Optica detailing a new approach to invisibility cloaking. Their device, called a spectral invisibility cloak, is the first to manipulate the color (or frequency) of the light waves that interact with an object, rendering it invisible.   “Our work represents a breakthrough in the
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The hysteria about the future of artificial intelligence (AI) is everywhere. There seems to be no shortage of sensationalist news about how AI could cure diseases, accelerate human innovation and improve human creativity.   Just looking at the media headlines, you might think that we are already living in a future where AI has infiltrated