When Southwest Airlines launched in 1971, flying three Boeing 737 jets between Dallas, Houston and San Antonio, few imagined the impact its business model would have on the aviation industry in Americ
Whooping cough, or pertussis, was once a leading cause of death for children in the U.S. and worldwide before the introduction of vaccines in the 1940s. In the decades since, the bacterial disease was
Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first time. By combining all four telescope units of the European Southern Observat
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