What is Energy?

And what does the Law of Conservation of Energy actually mean?  In science and Nature, the word ‘energy’ conjures up a wealth of images associated with speed of movement, activity and work.  Energy does appear in many guises.  Even matter is a form of energy.  Actually, everything in the Universe is nothing more than energy in one form or another…  Continue reading The Law of Conservation of Energy: Life’s a Roller Coaster! →