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You know the old Hughes Mearns poem, "As I was going up the stair, I met a man who wasn't there ..."Astronomers study objects we assume are really there. But sometimes they're not. A few months ago we mentioned rainbows, which stirred some controversy. Are they there? Sort of. A rainbow is nothing but a group of light rays converging on your eyes. It has no solidity. It cannot cast a shadow. But i...
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March 2012: Time, distance, and even our minds create many objects that "aren’t really there."
By
Bob Berman //
Published: January 23, 2012 |
February 2012: Exploring the universe can cost a lot, but uncovering cosmic secrets feeds the soul.
By
Bob Berman //
Published: December 27, 2011 |
January 2012: Movement is key to the nature of the universe.
By
Bob Berman //
Published: November 28, 2011 |
December 2011:
The celestial body that will probably lead to our demise is not what you think.
By
Bob Berman //
Published: October 24, 2011 |
November 2011: A live view through a telescope can create the visceral response astroimages can't.
Published: September 26, 2011 |
October 2011
: Five members of the periodic table are solar system elements to be reckoned with.
By
Bob Berman //
Published: August 29, 2011 |
September 2011:
Humanity's history with the Sun is rife with brilliant scientists.
By
Bob Berman //
Published: July 25, 2011 |
August 2011:
What we witness is an eternal dance of illumination and reflectivity.
By
Bob Berman //
Published: June 27, 2011 |
July 2011: How do our other senses apply to astronomy?
By
Bob Berman //
Published: May 23, 2011 |
June 2011: How much of the cosmos do scientists actually understand with certainty?
By
Bob Berman //
Published: April 25, 2011 |
May 2011: A huge disconnect exists between the actual science and the media hype.
By
Bob Berman //
Published: March 28, 2011 |
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