In physics, electromagnetic radiation (EMR) consists of waves of the electromagnetic (EM) field, propagating through space, carrying electromagnetic radiant energy. It includes radio waves, microwaves ...

Scientists measured a chorus wave emerging from an unexpected place, and confirmed a key piece of a theory about how these ...

Introduction to Solar Flares Solar flares are spectacular, yet potentially dangerous, eruptions of energy from the Sun's ...

Hot bodies emit a continuous range of electromagnetic radiation at different energy values – this means that the radiation that is emitted is spread out over a range of different frequencies and ...

So it is with today’s subject, a Mustool MT525 electromagnetic radiation tester. At a cost not far above £10 ($13.70), this was an impulse purchase driven by curiosity; these devices claim to ...

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

THE free-space phase velocity of microwaves of length 1.25 cm. and frequency 24,000 Mc./s. has been measured by a new method.

The electromagnetic spectrum is a continuous range of wavelengths. The types of radiation that occur in different parts of the spectrum have different uses and dangers - depending on their ...

There are trillions of charged particles—protons and electrons, the basic building blocks of matter—whizzing around above ...