| Feb 1, 2012
| 6:58 PM
Don Cornelius, who died Wednesday at 75, was a civil rights pioneer disguised as a dance-music-show host. He used to sign off the “Soul Train” show he founded in Chicago by wishing his viewers “love, peace and soul,” and devoted...
| Nov 20, 2009
About 15,000 years ago, North America was home to an astonishing number of large plant-eating mammals -- giant sloths, mastodons, mammoths. A thousand years later, they were all gone, wiped from the face of the Earth with sudden finality.
| Nov 24, 2009
If there were a Guinness world record for making telescope mirrors, Dean Ketelsen would likely win it. Colleagues boast that the onetime Iowa farm boy has ground and polished more square footage of optics than any human being alive.
"It used to be a...
| Dec 1, 2009
The much-delayed, problem-plagued European Large Hadron Collider, the world's largest particle accelerator, is finally beginning to show off the technological muscle that is expected to produce some of the greatest scientific discoveries of the 21st...
| Dec 8, 2009
On a wind-tossed desert night, the dream of space pioneers Richard Branson and Burt Rutan to bring space flight to everyone -- at least everyone who can afford it -- drew closer to reality when the pair unveiled the world's first commercial passenger...
| Dec 10, 2009
One might think that after centuries of scanning the night skies, mankind would have a pretty clear idea of who our galactic neighbors are, and whether they mean us harm.
That's not the case. Vast landscapes of the cosmos remain hidden to us because most...
| Dec 14, 2009
| 10:43 AM
NASA's newest mapping mission, designed to sniff out the dimmest residents of our neighborhood in space, launched successfully this morning from Vandenberg Air Force Base in California.
The Delta II rocket carrying the Wide-Field Infrared Survey Explorer...
| Jul 14, 2009
| 2:43 PM
(WGN-AM)- A Chicago man already in the DuPage County Jail has been charged with trying to hire an undercover sheriff's deputy as a hit man to murder his ex-wife for $3,000.
John Johnson, 41, of the 5800 block of West Adams Street in the South Austin...
| Jul 16, 2009
| 11:03 AM
(WGN-AM)- A Chicago man wanted his ex-wife killed with "two slugs to the head" and doubled the initial asking price to have the job done by an undercover DuPage County sheriff's deputy posing as a hit man, according to a recording played in court...
| Sep 18, 2009
NASA's lunar-mapping satellite has just begun its four-year mission searching for water on the moon, but it has already turned up a discovery that has scientists scratching their heads.
The Lunar Reconnaissance Orbiter's seven scientific instruments have...
| Sep 24, 2009
Space scientists have found the strongest evidence yet that water exists on the moon, a discovery that helps complete a picture of a water-rich solar system and that could make colonizing our nearest neighbor in space much easier than previously thought....