CAPE CANAVERAL—After more than 30 countdown simulations, two core-stage Green Run static engine firings and four launchpad wet dress rehearsals, countdown clocks at Kennedy Space Center were scheduled ...

Countdown clocks began ticking Saturday for the maiden launch of NASA new Space Launch System rocket Monday on a long-awaited mission to send an unpiloted Orion crew capsule around the moon and back.

One of the biggest challenges to maintaining focus is the constant urge to check your phone, browse social media, or engage in other distractions. These interruptions can break your concentration and ...

Christmas is the most awaited festival of the year for many, and it is natural to start a countdown when it is around the corner. Here is a list of the best free Christmas Countdown apps and widgets ...