Absolutely fascinating.

Of course the jet airplane and in-vitro fertilization are there.

But what surprised me was that GPS technology is around since 1978! And even more surprising, to find high-yield rice. You *do* learn something new every day!

To select the 50 most pioneering inventions of the past 50 years, PM consulted 25 authorities at 17 museums and universities across the country. Their collective expertise spans aeronautics, biology, physics, medicine, automobiles and technology. An initial call for suggestions resulted in a list of 100 inventions, which was then circulated for a formal vote and reduced via a points system determined by each expert’s top picks. Any such list is open to debate, of course.

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