If you could choose only two things as a staple of any war movie, they'd probably be military jargon (like "roger" in military aviation) and hand signals. Whether it's Easy Company deep behind enemy ...

As more Americans turn to biking for commuting, exercise and recreation, the roads are growing more crowded and more ...

A not-insignificant part of driving a vehicle of any kind, no matter how many wheels it has, is knowing the necessary methods for signaling intent — lane changes, warnings to other drivers, that sort ...

If you've ever looked outside an airport window while waiting for your flight to get underway, you've probably noticed the ground crew using hand signals. These hand signals are not just a means of ...

Editor's note: This story contains mentions of possible domestic violence. Those facing domestic abuse can call the National Domestic Violence Hotline at 1-800-799-SAFE (7233) or visit its website for ...