Aircraft today routinely cruise above 40,000 feet (12,192 meters), operating in an environment where aerodynamic performance, ...

Sociologist Melissa Wilde, the reform candidate for president of the American Sociological Association, lost her bid to lead the group.

Two specific storylines run out of time with Edmonton’s established best practices.

Object 4 decayed out of a 300km parking orbit while 15 of its batch-mates slowly climbed toward operational altitude.

An unusual incident in Seattle saw a Mazda driver mistakenly enter an elevated rail system and continue along the tracks ...

In this file photo uploaded Friday, Chinese President Xi Jinping (right) and North Korean leader Kim Jong-un shake hands ...