Check out the asterisk on this Newsweek cover story, because it’s a very important asterisk. In an article titled, “The Truth About Denial,” author Sharon Begley argues that the global-warming deniers are a corporate-backed, heavily-funded movement.
Five years ago, optical heart rate tracking seemed like an obvious successor to the popular chest straps used by many fitness buffs, but the technology has faced myriad engineering challenges on its way to market acceptance.
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