Energy

In physics, energy (from the Greek ἐνέργεια - energeia , "activity, operation", from ἐνεργός - energos , "active, working...

In physics, energy (from the Greek ἐνέργεια - energeia , "activity, operation", from ἐνεργός - energos , "active, working...

In an ensemble (connected collection) of unsynchronized oscillators , the average energy is spread equally between kinetic and potential typ...

Energy is subject to a strict global conservation law; that is, whenever one measures (or calculates) the total energy of a system of partic...

The word energy derives from Greek ἐνέργεια ( energeia ), which appears for the first time in the work Nicomachean Ethics [ 4 ] of Aristo...

Modern society continues to rely largely on fossil fuels to preserve economic growth and today's standard of living. For the first time,...

One form of energy can often be readily transformed into another with the help of a device- for instance, a battery, from chemical energy t...