A new study by researchers at the Illinois Institute of Technology shows that commercially available desktop 3D printers can have substantial emissions of potentially harmful nanosized particles in indoor air. The study, ...
Engineering
Jul 24, 2013
3
4
Researchers at the University of Liverpool have shown for the first time that WiFi networks can be infected with a virus that can move through densely populated areas as efficiently as the common cold spreads between humans.
Telecom
Feb 25, 2014
11
0
After only two years of development, the Phantom Ray unmanned airborne system (UAS) was unveiled at a ceremony in St. Louis on May 10. Built by Boeing in St. Louis, the sleek, fighter-sized UAS combines survivability with ...
Engineering
May 12, 2010
17
0
The largest mass extinction in the history of the earth could have been triggered off by giant salt lakes, whose emissions of halogenated gases changed the atmospheric composition so dramatically that vegetation was irretrievably ...
Earth Sciences
Mar 30, 2009
5
0
Scientists have solved the riddle behind one of the most recognisable, and annoying, household sounds: the dripping tap. And crucially, they have also identified a simple solution to stop it, which most of us already have ...
General Physics
Jun 22, 2018
10
415
In some of this planet's driest regions, where rainfall is rare or even nonexistent, a few specialized plants and insects have devised ingenious strategies to provide themselves with the water necessary for life: They pull ...
Materials Science
Aug 30, 2013
5
3
Looking like something straight from a 1950’s science fiction magazine, the stealthy Phantom Ray unmanned airborne system (UAS) successfully completed its first flight on April 27, 2011 at NASA’s Dryden Flight Research ...
Engineering
May 4, 2011
41
0
In many developing countries, the absence of surface-based air pollution sensors makes it difficult, and in some cases impossible, to get even a rough estimate of the abundance of a subcategory of airborne particles that ...
Earth Sciences
Sep 23, 2010
1
0
The novel mask, developed by Professor Wallace Leung of The Hong Kong Polytechnic University, is made out of multiple layers of different types of nanofibres, which filter nanosized particles.
Bio & Medicine
Jun 7, 2016
0
11
NASA's longest-lived Mars robot is about to mark a new milestone on June 30: 100,000 trips around the Red Planet since launching 23 years ago. During that time, the 2001 Mars Odyssey orbiter has been mapping minerals and ...
Planetary Sciences
Jun 27, 2024
0
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