Arrow of time no longer double-ended
Sometimes, halfway through reading a paper, I wonder if the editors have been Sokaled (if this is not a word, it really should be), fooled by a vaguely scientific-sounding parody. This is one of those occasions. Lorenzo Maccone, an itinerant physicist currently residing at MIT, has published a paper that claims to solve one of the trickier problems facing physics: why does time have a direction? B
15 Hot New Technologies That Will Change Everything
Illustration: Randy LyhusThe Next Big thing? The memristor, a microscopic component that can “remember” electrical states even when turned off. It’s expected to be far cheaper and faster than flash storage. A theoretical concept since 1971, it has now been built in labs and is already starting to revolutionize everything we know about computing, possibly making flash memory, RAM, and even hard dri
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