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Airports are now required to have pet relief areas, making doggie pit stops a more common sight in terminals.
Yoko and Setsuko are the black-banded sea krait's most fearsome predators.
A study of domestic flights found that charging passengers to check their bags made U.S. airlines more likely to depart on time.
Reaching the summit of Mount Everest has become a must-do ascent for pro climbers and amateur mountaineers, but ascending the world's highest peak is becoming more dangerous. Here's why.