Radio waves are a part of the electromagnetic spectrum. Just as an optical telescope gathers visible light and magnifies it, a radio telescope is a large dish-shaped device that gathers and amplifies radio frequencies from space. Radio telescopes do...

A radio telescope is a form of directional radio antenna used in radio astronomy and in tracking and collecting data from satellites and space probes. In their astronomical role they differ from optical telescopes in that they operate in the radio...

GREENBELT, Md. - Ground controllers for the Hubble Space Telescope struggled through a series of communications problems yesterday but ended a second suspenseful day with all radios working on the $2.1 billion spacecraft. After hours of agonizing uncertainty about a radio failure that...

Japan launched the first space radio telescope in Feb, 1997, designed to photograph active galaxies and masers. VLBI Space Observatory Programme (VSOP) launched in collaboration with 19 countries, will link to earthbound telescopes around the world and provide images from radio waves, rather than...

Engineers will travel to this Puerto Rican coastal town in coming weeks to study whether to shut down the world's largest radio telescope, which was featured in the movie "Contact" but now faces steep budget cuts, observatory officials said Thursday.Opened in 1963, the Arecibo telescope,...

The ultrahigh-speed Internet2 network just got 10 times faster, partly in anticipation of rising demand for capacity after the world's largest particle collider opens near Geneva next year.Until recently, the Internet2 had a theoretical limit of 10 gigabits per second, which is thousands of times...