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E1 GPS
Once a secret military program, GPS now guides our daily lives, from providing directions to finding friends. But what do we trade for this convenience?
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E2 MP3s
MP3s transformed how we listen to music — and spawned digital piracy. Streaming helped the industry recover, but how can artists get their fair share?
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E3 Credit Cards
Credit cards changed the global economy and attitudes about personal spending, but record levels of consumer debt beg the question: Just who's in charge?
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E4 Psychedelics
Growing evidence suggests that psychedelic drugs could treat brain injuries and psychological problems. But can we get past their controversial history?
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E5 Bottled Water
Bottled water is a big business, selling itself as a tastier and healthier alternative to the tap variety. Is there truth behind the claims?
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E6 Dating Apps
Thanks to dating apps, finding love is easier than ever. But are we now so focused on playing the game that we're missing out on real connection?
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E7 Lasers
They're used for everything from entertainment to medicine — and now for weapons straight out of science fiction. Have lasers become too hot to handle?
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E8 Home Workouts
The home fitness revolution has exploded into a multibillion-dollar industry. Are home workouts a healthy habit... or just hype?
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E9 IVF
A groundbreaking medical reproductive procedure has made parenthood possible for millions around the world... but at what cost?
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E10 High Fructose Corn Syrup
Sweet deal or bitter pill? High fructose corn syrup rose up to dominate supermarket shelves, but what is it doing to our health?