Swollen feet after flying are a common experience for many travelers.

The video explains the visual effect that makes airplanes appear to “disappear” or evaporate mid-flight. It focuses on how ...

In a world of information overload, it can feel soothing to stick your head in the sand. Don’t want to hear what the doctor might say? It’s easy not to make a follow-up appointment. Did a favorite ...

Lasers could one day steer solar sails and adjust a satellite's position in outer space, thanks to graphene. An experiment on ...

We've seen lots of designs for vertical take-off and landing vehicles over the years, but none are quite as striking as the ...

Meteorologist Paul Douglas answers reader questions about the weather and other natural phenomena every couple of weeks.