Galileo and Newton were both great geniuses, but their mechanical cause-and-effect explanation of the world was something that most thoughtful folks could grasp.

NPR: Einstein: Relatively Speaking, a Complicated Life

Since they are leveraged institutions (they have a small amount of capital backing lots of assets), with nowadays more or less mechanical risk-management systems that in effect force them to sell when losses mount, this probably also increases volatility.

ECONOMIST: Buttonwood

The Sommerfeld effect, a quantum-mechanical process that makes particles more likely to interact with one another in some circumstances and less likely in others, is mostly ignored in particle physics because it applies only in a limited range of conditions.

ECONOMIST: Two new ways to detect the elusive stuff of the universe

It is now possible to compute the quantum-mechanical properties of atomic systems that are in effect infinite.

ECONOMIST: MONITOR

Mechanical looms, steam- powered locomotives, gasoline engines, electric motors ? none had an instant effect on productivity.

FORBES: Magazine Article

With a deafening mechanical whine, the Instron's piston bore down on the metal leg inside the boot, mimicking the effect of a skier falling backward, the move that has ruptured thousands of knee ligaments.

FORBES: Magazine Article

With a deafening mechanical whine, the Instron's piston bore down on the metal leg inside the boot, mimicking the effect of a skier falling backward, a move that has ruptured thousands of knee ligaments.

FORBES: Magazine Article

The company, which provided mechanical and electrical services such as air conditioning, boiler maintenance and heating installation, said it was closing with immediate effect because of the current economic climate.

BBC: Aircraft seat company cuts jobs