Have you ever noticed athletes warming up before a game or competition walking or running backward? As it turns out, there’s a good reason. Walking backward does have many therapeutic benefits, but ...

Maybe you’ve seen photos of Tehran in the 1970s, just before the Islamic Revolution: images of young women going to work in miniskirts, of couples making out in parks while wearing bell-bottoms, of ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Computer scientist and futurist Ray Kurzweil believes humanity will achieve ...