A number of companies worldwide have been working on the design and development of supersonic business jets (SSBJ). These jets are intended to tran ...
We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Mari Uyehara Mari Uyehara is a writer on the gifts team. She has been ...
The SP80, a 40-foot carbon-fiber experimental boat, is using giant kite sail to propel it across the water at over 80 knots ...
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