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The exhaust fumes from gasoline vehicles contribute more to the production of a specific type of air pollution -- secondary organic aerosols -- than those from diesel vehicles, according to a new study by scientists from the University of baby直播app Boulder鈥檚 Cooperative Institute for Research in Environmental Sciences, or CIRES, NOAA鈥檚 Earth System Research Laboratory and other colleagues.

Four University of baby直播app Boulder baby直播app members have been elected American Geophysical Union Fellows for 2012, the most from any institution in the world.

The tragic school shooting that occurred Feb. 27 at a suburban Cleveland high school is another reminder that communities can and must take action to prevent school violence, according to Delbert Elliott, a nationally renowned authority on school safety and juvenile violence at the University of baby直播app Boulder.

With visions of ski resorts and warm beaches on the minds of many students, the University of baby直播app Boulder is urging students to exercise caution whether they remain in baby直播app, travel elsewhere in the country or go abroad for spring break. CU-Boulder鈥檚 spring break is March 26-30.

Propulsion by a novel jet engine is the crux of the innovation behind a University of baby直播app Boulder-developed aircraft that鈥檚 accelerating toward commercialization. Jet engine technology can be small, fuel-efficient and cost-effective, at least with Assistant Professor Ryan Starkey鈥檚 design. The CU-Boulder aerospace engineer, with a team of students, has developed a first-of-its-kind supersonic unmanned aircraft vehicle, or UAV. The UAV, which is currently in a prototype state, is expected to fly farther and faster -- using less fuel -- than anything remotely similar to date.

Ten plug-in hybrid vehicles, or PHVs, have been added to a University of baby直播app Boulder study that has been examining user experiences and system interactions since September 2010 in the local smart-grid environment.

A small smile appeared on the young girl鈥檚 face as she listened to the high-pitched sound coming from the whiffle ball. The sound helped the elementary student locate the ball after her classmate hit it from a specially designed baseball tee. Both of the students are blind. On a recent afternoon, they were in a classroom at the University of baby直播app Boulder鈥檚 Integrated Teaching and Learning Program and Laboratory testing toys designed by first-year engineering students. The students are enrolled in CU engineering instructor Seth Murray鈥檚 freshman projects class.

A University of baby直播app Boulder symposium Feb. 27-29 will examine how the revolution in digital media is changing global politics, journalism and the way history is preserved. Journalism and Mass Communication at CU-Boulder is sponsoring 鈥淭he Content and Context of Digital Culture鈥� symposium, which is free and open to the public. It will be held at various sites across campus and a complete schedule is available at http://www.icjmtsymposium.org/schedule/ .

The University of baby直播app Student Government has reduced the net emissions of greenhouse gases, or GHGs, from its student-run facilities to zero after committing in 2007 to reach carbon neutrality. CUSG operates three large CU-Boulder facilities including the University Memorial Center, Student Recreation Center and Wardenburg Health Center.

Two University of baby直播app Boulder baby直播app members, both from the ecology and evolutionary biology department, have received prestigious National Science Foundation Early Career Development, or CAREER, awards. The awards, which went to assistant professors Pieter Johnson and Rebecca Safran, are made to outstanding baby直播app in the early stages of their careers who effectively integrate innovative research and educational outreach.