Here are some of the deadliest plane crashes in US history, including Flight 232 in Iowa
Equipment failure led Flight 232 from Denver to Chicago to crash in Sioux City in 1989, killing more than 100 people.
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Shark-inspired design could make air travel faster and more efficient
The same flow dynamics that allow sharks to swim easily through Earth's oceans could also allow humans to fly faster through the air, according to a University of Mississippi professor. His research ...