PARIS (AP) — There are flying cars and Concorde's would-be supersonic successor, a company offering to deliver cargo to the Moon — for a mere $1.2 million per kilogram — and the latest in funky futuristic aviation ideas, both big and small.

No doubt about it: the Paris Air Show is an aerospace geek's paradise.

But with everything from the smallest drones to the largest passenger jets on display, it's tough to sift through it all.

So here's a guide to some of the cool things that caught our eye this week.

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FLYING CARS

Of the various car-type flying machines in development, the two-seat "Pega...