A woman's casual wave across the street can feel like nothing, just a reflex on the way to the car or the mailbox. Yet again and again, neighbors are finding that these tiny gestures are often the ...

New York (CNN) — Amazon will let customers at all of its Whole Foods stores pay with a simple wave of their hand. The company announced Thursday that it is bringing its Amazon One palm recognition ...

If you are into surfing, you have a problem: You can only surf where there are waves. Even if you’re lucky enough to live near an ocean, surfable waves aren't consistent. One day the break is perfect, ...