The tricorder is arguably the most important gadget in the entire "Star Trek" franchise, but how exactly do they operate?

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What will humans do? It’s the question I hear more than any other right now. People ask some version of it every time technology changes how work is structured. Steam power, electricity, and then ...

Workout regimens often flame out as quickly as it takes them to start trending. But others can stand the test of time. Exercises like tai chi, running, swimming, hiking and yoga have been around for ...