Only six of the 21 robots in the race crossed the finish line, highlighting just how far humanoids are from keeping up with ...

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These three companies have developed tactile devices that help visually impaired spectators follow the live action playing out on the field.

A $450 serrated knife may slice a loaf just as cleanly as one that costs less than $50. But the benefits of the more lavish blade—quality, ergonomics, sheer prettiness—might make it worth the expense.