How gravity causes a perfectly spherical ball to roll down an inclined plane is part of the elementary school physics canon. But the world is messier than a textbook.

How gravity causes a perfectly spherical ball to roll down an inclined plane is part of elementary ... near the transition, and how the system settles into a stable rolling motion away from ...

Galileo used an inclined plane to determine the rate of acceleration due to Earth's gravity. In one experiment, he changed the pitch of the plane, but not its height.

CamTran announced Friday that a variety of work for the Inclined Plane rehabilitation project was completed in March.

JOHNSTOWN, Pa. – The Cambria County Transit Authority announced Friday that a variety of work for the Johnstown Inclined Plane rehabilitation project was completed in March. That ranged from ...