HowStuffWorks on MSN4h
The Largest Flying Bird Varies by Wingspan, Height and Weight
Flightless species of birds (such as ostriches, which are the largest living birds) tend to outsize any of the largest birds ...
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Northrop’s YF-23 Black Widow II Might Be Making a Comeback
Japan, Britain, and Italy will have difficulty moving forward on a sixth-generation fighter because of the sheer complexity ...
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Secret canals in flying dinosaur cousin’s bones could inspire lighter, tougher planes
Researchers suggest that studying the biological designs of prehistoric creatures could advance materials science.