The Development of Radio Astronomy
Overview
In 1932, while attempting to determine the source of static interference in radio communication systems, American engineer Karl Jansky (1905-1945) discovere...
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Advances in Radio Astronomy Revolutionize Man's View of the Universe and Its Origin
Overview
In the 1960s a Cambridge University radio astronomer named Martin Ryle (1918-1984) discovered ways t...
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"Wow!" Signal
Since radio astronomers first tuned into the skies, scientists have listened for an elusive radio signal that would confirm the existence of extraterrestrial life. One of t...
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Radio Astronomy
By measuring regions of the electromagnetic spectrum not available to optical astronomers, radio astronomy effectively extends the range of astronomical observation. During the twentie...
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Radio Astronomy
Before 1931, astronomers could gain information about the cosmos only by visual means, using the naked eye aided by magnifying lenses and reflective mirrors. In the early part of the t...
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Astronomers have stumbled upon a tremendous hole in the universe. That's got them scratching their heads about what's just not there. The cosmic blank spot has no stray stars, no galaxies, no sucki...
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Astronomers have stumbled upon a tremendous hole in the universe. That's got them scratching their heads about what's just not there. The cosmic blank spot has no stray stars, no galaxies, no sucki...
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The latest act of senseless violence caught on tape is cosmic in scope: A black hole in a "death star galaxy" blasting a neighboring galaxy with a deadly jet of radiation and energy.A fleet of spac...
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It's almost state fair season again, but this year you could sample one of these annual harvest rituals in the middle of scenic forested mountains instead of flat fields of corn and soybeans. ...
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The deeper astronomers gaze into the cosmos, the more they find it's a bizarre and violent universe.The research findings from this week's annual meeting of U.S. astronomers range from blue orphane...
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A telescope arms race is taking shape around the world. Astronomers are drawing up plans for the biggest, most powerful instruments ever constructed, capable of peering far deeper into the universe...
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The Development of Radio Astronomy
"Wow!" Signal
Radio Astronomy
Radio Astronomy
Astronomers puzzled by cosmic black hole
