Most of the revolution in modern astronomy stems from the design of instruments that have opened up new "windows" in the electromagnetic spectrum. Many of these telescopes, cameras, radiometers ...

This Thursday (April 24), the Hubble Space Telescope celebrates 35 years in space — and even though Hubble has continuously delivered stunning space images and vital data since 1990, it isn't unfair ...

For example, telescopes like the James Webb Space Telescope, use different parts of the spectrum to study distant stars and galaxies. The electromagnetic spectrum is a rainbow of light waves that ...

There's lots to discover in the electromagnetic spectrum. Here's a tour that begins with radio waves and takes you through microwaves, infrared radiation, light, ultraviolet radiation, and X-rays.

The telescope began as a relatively simple device, born out of optical experimentation. It combined a series of lenses and mirrors to collect and magnify light, allowing the user to see far away ...

Authors in these pages have observed how the electromagnetic spectrum underpins military operations, from communication and navigation to targeting and intelligence, while its strategic importance has ...

Warfighters can exploit the electromagnetic spectrum to deceive as we increasingly sense and understand the battlefield through this medium with equipment like radar, infrared, and passive detection ...

“The object was to have a major telescope in each part of the electromagnetic spectrum,” says Giovanni Fazio, an astrophysicist at the Harvard-Smithsonian Center for Astrophysics. “When you ...

Lenses - Edexcel Lenses are precisely shaped pieces of glass that have been developed and used in corrective glasses, telescopes ... light and the electromagnetic spectrum Understanding how ...