This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. What is Kinetic Bridging exactly? Find out ...

Kinetic energy is the energy of mass in motion. The kinetic energy of an object is the energy it has because of its motion. Why can't we walk through walls if atoms are mostly empty space? Physicists ...

People power is perhaps one of the world's greatest untapped sources of renewable energy. Smart devices that harness kinetic energy from everyday human activities help the environment in more ways ...

Scientists report that they have built a living "minimal cell" with a genome stripped down to its barest essentials – and a computer model of the cell that mirrors its behavior. By refining and ...

Example 5.B.7 of the lecture book describes a system made up of bar OC pinned to ground at O, and pinned to the center of a disk at C, as shown below. In that problem, we are asked to relate the ...