News tagged with radio waves

Final North American ALMA antenna delivered

(Phys.org)—After an odyssey of design and construction stretching across more than a decade, North America has delivered the last of the 25, 12-meter-diameter dish antennas that comprise its share of antennas ...

Nov 21, 2012
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Hubble traps galactic fireflies

(Phys.org)—Luminous galaxies glow like fireflies on a dark night in this image snapped by the NASA/ESA Hubble Space Telescope. The upper central galaxy in this image is a gigantic elliptical galaxy designated ...

Nov 18, 2012
5 / 5 (6) 7 | with audio podcast