Add Yahoo as a preferred source to see more of our stories on Google. Mountains, storms, and the jet stream all affect airplane turbulence. Though it is usually more nerve-wracking than dangerous, a ...

The in-flight announcement to fasten your seat belts due to turbulence can unsettle even the most seasoned flyers. After all, flying inside a rocking vessel thousands of feet above the ground is ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) At the same time, every hurricane that formed, including the three powerful Category 5 ...