An astrophysicist estimated that Santa would need to travel at roughly Mach 3,000 to visit an estimated 91.8 million children ...

Read on . . . for contact information for local code enforcement departments. Health officials from the Trump administration announced several moves Thursday that will have the effect of essentially ...

"He cleared his throat. 'I want to say something, but I’m not sure I can.' He scrawled something and pushed it towards me." ...

Key Points and Summary: The Air Force's X-20 Dyna Soar Mach 20 Mistake? -In the late 1950s and early 1960s, the U.S. Air Force pursued the X-20 Dyna-Soar: a manned, reusable, winged spaceplane meant ...

Good Transit is fun. The Kansas City Streetcar Authority hosts the KC Streetcar Holiday Jam annually, with live musical ...

Size matters. From a fighter jet smaller and lighter than a SUV to a flying machine three times longer than a Boeing 747, aircraft come in vast sizes and weights. We take a look at the freakish ...

Early risers across North America and Europe may spot a bright, silent light gliding across the Christmas sky — and it just ...

It can be frustrating, but just because a seat is open on a plane doesn't mean it's necessarily available to you specifically ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Every year, companies and space agencies launch ...

Whether it is snow, rain, frost or just ice, any kind of freezing pellets or moisture that might weigh down a plane must be ...

Social media users were divided over the chart, with one saying a seat next to a president is a "once in a lifetime opportunity." ...