Posts Tagged ‘aerospace engineering’
How to build a better wind farm
IOWA STATE (US) — A turbine only ten inches high is helping researchers understand how hills, valleys, and tower placement can affect the productivity of onshore wind farms. Continue…
Tuesday, December 20, 2011 12:23 - 2 Comments
Science & Technology - Oct 31, 2011 6:00 - 0 Comments
Upgrades to coolers could save $100M
U. WASHINGTON (US) — Tweaking the design of open-front grocery coolers could reduce the energy they use for for refrigeration by as much as 15 percent. (more…)
Science & Technology - Jan 3, 2011 13:01 - 0 Comments
Why tiny meteoroids cause big problems
STANFORD (US) — What happens when a really tiny meteoroid (so small a stack of 500 would stand less than an inch tall) hits a satellite? No one is really sure, but a new canopy device could provide answers. (more…)
Science & Technology - May 14, 2010 10:23 - 0 Comments
Final liftoff for space shuttle Atlantis
U. COLORADO (US)—The launch today from Kennedy Space Center is expected to be the last one for space shuttle Atlantis, marking the end of a career that includes 32 space missions—covering more than 115 million miles. (more…)
Science & Technology - Dec 18, 2009 12:09 - 3 Comments
Flying micro-machines mimic hummingbirds
U. BUFFALO (US)—The secret to the flight of the hummingbird and other tiny birds and insects lies in the looping, swirling flow of air, called a vortex, that their flapping wings create. (more…)
Earth & Environment - Dec 1, 2009 13:30 - 2 Comments
How much snow? Check your GPS
U. COLORADO (US)—Researchers have found a clever way to use traditional GPS satellite signals to measure snow depth as well as soil and vegetation moisture, a technique expected to benefit meteorologists, water resource managers, climate modelers, and farmers. (more…)
Science & Technology - Nov 10, 2009 18:03 - 0 Comments
Space Station to host hatching butterflies
U. COLORADO (US)—When NASA’s space shuttle Atlantis launches for the International Space Station on Nov. 16 it will carry a butterfly experiment that will be monitored by thousands of K-12 students across the nation. The public, too, can view images and keep tabs on the project at http://bioedonline.org and www.monarchwatch.org/space. (more…)
Earth & Environment - Sep 23, 2009 4:38 - 2 Comments
A better way to turn out turbine blades
IOWA STATE (US)–Researchers are working to develop new, low-cost manufacturing systems that could improve the productivity of turbine blade factories by as much as 35 percent. (more…)
Science & Technology - Aug 14, 2009 4:00 - 0 Comments
‘Kissing’ tetrahedra break world record
“We wanted to know this: What’s the densest way to pack space?” says Salvatore Torquato. “It’s a notoriously difficult problem to solve, and it involves complex objects that, at the time, we simply did not know how to handle.” (Courtesy: Torquato Laboratory)
Earth & Environment - Aug 11, 2009 4:00 - 0 Comments
Beijing air sets Olympic gold standard
Above, a view of northwest Beijing on a clear day and, below, on a smoggy day.
Earth & Environment - Jul 20, 2009 12:28 - 1 Comment
Getting best eco-bang for biofuel buck
“Future carbon dioxide concentrations in the atmosphere will tell us when we’re kidding ourselves about what actually works. For carbon management, the atmosphere is the ultimate accountant,” says Princeton University’s Robert Socolow.
Science & Technology - Jul 7, 2009 13:20 - 2 Comments
Sci-fi meets Wi-Fi: Internet in outer space
Space payload operators Emily Pilinski (left), Andrew Jenkins (center), and Sebastian Kusminski receive data packets from the International Space Station as part of tests to extend the Internet to outer space. (Credit: Glenn Asakawa/University of Colorado)
Science & Technology - Apr 22, 2009 15:57 - 2 Comments
Teaching computers to think like Isaac Newton
CORNELL (US)—If only Isaac Newton could have gotten his hands on a supercomputer and a new algorithm developed by Cornell University researchers. He could have skipped the apples altogether. The new method helps computers find regularities in the natural world that represent natural laws. (more…)
