Physics and Astronomy News Archive: April 2005
Using ultra-fast bursts of X-ray light, scientists at the Department of Energy's Stanford Linear Accelerator Center (SLAC) have observed the dizzyingly fast first steps of a solid melting into a liquid.
Ultra-fast X-ray pulses reveal how a solid melts into a liquid
Source: Stanford Posted: 4/22/05
NASA's Spitzer Space Telescope has spotted what may be the dusty spray of asteroids banging together in a belt that orbits a star like our Sun.
NASA's Spitzer Telescope Sees Signs of Alien Asteroid Belt
Source: Spitzer Posted: 4/22/05
Imagine an imaging technology that could see deep into human tissue without the harmful side effects of radiation. Super-fast oscillations of radio waves, called terahertz (THz) have that promise, but so far, controlling them has been beyond reach.
Scientists control super fast frequencies
Source: UMich Posted: 4/22/05
A group of scientists at the UC Berkeley, is giving new relevance to the term 'sharper image' by creating a superlens that can overcome a limitation in physics that has historically constrained the resolution of optical images.
New superlens opens door to nanoscale optical imaging
Source: UCBerkeley Posted: 4/22/05
A new physics experiment combines thousands of tons of steel plates, a powerful particle accelerator and 450 miles of solid rock to reveal the secrets of a particle that sometimes seems to barely exist.
Underground physics: Searching for neutrinos in deep places
Source: ANL Posted: 4/10/05
Space Shuttle Discovery has taken one long crawl to its oceanfront launch pad and one momentous step toward a safe Return to Flight.
The Home Stretch: Discovery Reaches Its Launch Pad
Source: NASA Posted: 4/10/05
Collaboration between musician and astronomer captures galactic events.
Source: UToronto Posted: 4/10/05
UK and US astronomers have used the Spitzer Space Telescope and the Hubble Space Telescope to detect light coming from some of the first stars to form in some of the most distant galaxies yet seen.
Spitzer Detects Old Stars in Early Universe
Source: Caltech Posted: 4/10/05