| Sep 22, 2014
| 6:50 AM
Stardust, a 770-pound NASA spacecraft about the size of an office desk, zoomed around space in the early 2000s collecting space dust — a remarkable achievement in itself that involved the use of a dried gel known as aerogel.
The gel, which feels...
| Sep 5, 2014
| 5:17 PM
A few days ago, Calico, a Google-backed biotech company, announced that it would build a California-based research and development facility to invent new drugs to combat diseases afflicting the elderly.
Half of the initial $500 million investment...
| Aug 28, 2014
| 5:16 PM
Families and roommates share plenty — food, bathrooms, dishes. A study published Thursday adds a less visible but ubiquitous item to the list: bacteria.
Households carry a common community of bacteria, populating surfaces such as doorknobs,...
| Jul 31, 2014
Already in the first six months of 2014, Sunday broadcast news shows have spent more time covering climate change than they did over the past four years combined. This expanded coverage comes on the heels of reports by the National Climate Assessment that...
| Sep 10, 2014
| 4:02 PM
Robert Cantrell grew up in Kansas and northern Texas, his family on welfare, his father paralyzed from the waist down after a long illness and his mother working to try to make ends meet.
The tough times instilled in the future architect a belief that...
| Jul 15, 2014
| 10:59 AM
Gas prices in Chicago are among the nation’s highest. In the July 12 editorial “Why is the EPA stalling on ethanol?” the Chicago Tribune adopted the oil industry’s talking points in criticizing Illinois’ own homegrown...
| Apr 21, 2014
| 4:58 PM
Scientists say they have developed a means of accurately dating Earth's oldest and densest polar ice by analyzing the composition of krypton gas trapped within ancient air bubbles.
In a study published Monday in the journal PNAS, researchers used the...
| Mar 28, 2014
| 4:44 AM
As fans filtered into the Riviera on Thursday for a sold-out Kraftwerk concert, they were handed cardboard 3-D glasses. Followers of the group – so revered for its ahead-of-its-time music and image – might’ve expected something a...
| Mar 23, 2014
| 8:53 PM
Akroma Kourouma Sahan can peer through the windows of her spa at East 53rd Street and South Harper Avenue and see the changing face of Hyde Park.
The Harper Court complex, a gleaming retail and office project that includes the University of Chicago as a...
| Jun 23, 2014
| 4:08 PM
An alderman is calling for a hearing on a city deal to allow researchers to install data-collection sensors on Chicago light poles, saying Mayor Rahm Emanuel's administration first should have gotten City Council approval before going ahead with the...
| Jun 27, 2014
An economist and longtime professor at Chicago State University, Ben-chieh Liu conducted groundbreaking research into the concept of quality of life.
Mr. Liu, 75, died Friday, June 13, in his Lisle home after a brief illness, his family said....