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University of Colorado at Boulder undergraduates, who have been helping to control five NASA satellites from campus, participated in the unusual decommissioning of a functioning satellite with a failed science payload in recent days, bringing the craft into Earth re-entry to burn up yesterday.

Large changes in the sun's energy output may drive unexpectedly dramatic fluctuations in Earth's outer atmosphere, new research indicates. A study published today links a recent, temporary shrinking of a high atmospheric layer with a sharp drop in the sun's ultraviolet radiation levels.

The University of Colorado at Boulder today announced the formation of an exploratory committee to consider the structure and organization of a new interdisciplinary academic program of information and communication technology.

While the common perception of asteroids is that they are giant rocks lumbering about in orbit, a new study shows they actually are constantly changing "little worlds" that can give birth to smaller asteroids that split off to start their own lives as they circle around the sun.

A team of eight institutions that includes the University of Colorado at Boulder has been selected by the Federal Aviation Administration to participate in a newly formed Center of Excellence for Commercial Space Transportation.

Postdoctoral fellows and graduate students from Professor Mark Hernandez's environmental engineering lab at the University of Colorado at Boulder will travel to the Gulf Coast this week to begin studying the effect of this summer's oil spill on air quality along impacted shores.

DENVER—University of Colorado campuses and undergraduate programs remain well-regarded at the regional and national levels among public and private universities, according to the 2011 edition of U.S. News & World Report's Best Colleges.

The University of Colorado at Boulder and the city of Boulder today announced a second pilot party registration program designed to help students become better informed about how to host responsible gatherings while giving police and neighbors other options for resolving noise complaints. The fall program will run Friday and Saturday nights from Aug. 20 to Sept. 25.

A planned $110 million telescope in Chile that the University of Colorado at Boulder is partnering on to probe distant galaxies and stellar nurseries has been named as the top construction priority for mid-sized, ground-based telescopes by the National Research Council in the coming decade.

Student leaders will join City of Boulder and University of Colorado at Boulder officials next week to welcome students to the community and provide information on being good neighbors. "Walkabout" teams will walk the streets of neighborhoods, including University Hill, Goss Grove and portions of Martin Acres and East Aurora.