Northrop's versatile little F-5 jet fighter made a comeback in Vietnam; 40 years later, it's being rediscovered again.
Motorcycles thrilled civilians first. The military then tapped the nimble bikes for use in combat and reconnaissance.
More action shots at the DARPA Grand Challenge.
Fanciful writing on our part aside, the rapid climate change scenario isn't so far-fetched.
A collection of products that tempted consumers in 1954
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