Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

Electricity powers our lives, including our cars, phones, computers, and more, through the movement of electrons within a ...

A new theory claims dark matter and dark energy don’t exist — they’re just side effects of the universe’s changing forces. By ...

A new theory from the University of Ottawa suggests dark matter and dark energy may be illusions caused by weakening cosmic ...