 | Titania nanotubes make supersensitive hydrogen sensors
Source: PSU Posted: 7/30/2003
Titania nanotubes are 1,500 times better than the next best material for sensing hydrogen and may be one of the first examples of materials properties changing dramatically when crossing the border between real world sizes and nanoscopic dimensions, according to a Penn State materials scientist.
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 | Structural tests completed on NASA's X-37
Source: NASA/MSFC Posted: 7/29/2003
An approach and landing test version of the X-37, a spacecraft designed to demonstrate technologies for NASA's Orbital Space Plane Program, has successfully completed structural testing in Huntington Beach, Calif.
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 | Grace produces a new map of Earth's gravity field
Source: JPL/NASA Posted: 7/25/2003
The joint NASA-German Aerospace Center Gravity Recovery and Climate Experiment (Grace) mission has released its first science product, the most accurate map yet of Earth’s gravity field.
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 | Engineers discover in nature exotic structures envisioned by mathematicians
Source: UCSB Posted: 7/24/2003
Attempting to improve on the face-center cubic lattice structure of opals in order to make 'photonic crystals,' an UCSD scientists experimented with ways to pack a small number of tiny spheres and discovered that the colloidal particle clusters they made have exotic structures predicted by mathematicians in 1995.
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 | Space engineering helps drill better holes in planet Earth
Source: ESA Posted: 7/22/2003
Expertise derived from working on the joint NASA-ESA Cassini-Huygens mission to Saturn is now providing tunnelling engineers with an improved ability to virtually 'see' some 40 metres into solid rock and pinpoint obstacles ahead.
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 | Canada's fastest computer simulates galaxies, black holes
Source: UToronto Posted: 7/21/2003
A $900,000 supercomputer at the University of Toronto - the fastest computer in Canada -- is heating up astrophysics research in this country and burning its way up the list of the world's fastest computers.
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 | Gammasphere featured in new 'Hulk' movie
Source: ANL Posted: 7/17/2003
Gammasphere, a nuclear physics instrument now at Argonne National Laboratory, plays a supporting role in the new science-fiction thriller
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 | Smoking supernovae solve a ten billion year-old mystery
Source: PPARC Posted: 7/17/2003
A team of UK astronomers have announced the discovery that some supernovae have bad habits - they belch out huge quantities of 'smoke' known as cosmic dust. This solves a mystery more than 10 billion years in the making.
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 | Rocket telescope gets closest look at the Sun
Source: NASA/GSFC Posted: 7/15/2003
Scientists got their closest-ever ultraviolet look at the Sun from space, thanks to a telescope and camera launched aboard a sounding rocket. The images revealed an unexpectedly high level of activity in a lower layer of the Sun's atmosphere (chromosphere).
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 | First white LED using quantum dots created
Source: Sandia Posted: 7/15/2003
In a different approach to creating white light several researchers at the Department of Energy’s (DOE) Sandia National Laboratories have developed the first solid-state white light-emitting device using quantum dots.
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