The International Space Station (ISS) is humanity's most expensive object and has been in orbit for 25 years. Read its fascinating history, told in 25 numbers.

A helicopter with a worker dangling beneath it buzzed among a row of newly built transmission towers north of Willcox last Sunday as construction continued on a multi-billion-dollar wind-energy power ...

Next, Heath says, “Slide a slip nut and washer onto the waste pipe and connect the curved section of pipe by hand-tightening the nut.” He adds, “Align the other end of the curved pipe with the main ...