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Physics and Astronomy News Archive: January 2008

Image: Magnetism Loses Under Pressure
Magnetism Loses Under Pressure
Source: CIW   Posted: 1/30/08
Scientists have discovered that the magnetic strength of magnetite—the most abundant magnetic mineral on Earth—declines drastically when put under pressure.

Image: The World's Lowest Noise Laser Created
The World's Lowest Noise Laser Created
Source: MPG   Posted: 1/30/08
Researchers in Hanover outsmart quantum physics by organizing the photons of a laser beam in an orderly fashion.

Image: Intergalactic 'Shot in the Dark' Shocks Astronomers
Intergalactic 'Shot in the Dark' Shocks Astronomers
Source: Caltech   Posted: 1/30/08
A team of astronomers has discovered a cosmic explosion that seems to have come from the middle of nowhere—thousands of light-years from the nearest galaxy-sized collection of stars, gas, and dust.

Image: NASA Spacecraft Streams Back Surprises From Mercury
NASA Spacecraft Streams Back Surprises From Mercury
Source: NASA   Posted: 1/30/08
The recent flyby of Mercury by NASA's MESSENGER spacecraft has given scientists an entirely new look at a planet once thought to have characteristics similar to those of Earth's moon.

Image: White Dwarf Pulses Like a Pulsar
White Dwarf Pulses Like a Pulsar
Source: NASA   Posted: 1/3/08
New observations from Suzaku have challenged scientists’ conventional understanding of white dwarfs.

Image: Solution to Mars Enigma Offered
Solution to Mars Enigma Offered
Source: MIT   Posted: 1/3/08
Solution to the enigma of the missing limestone on Mars is offered by the scientists of MIT and Harvard.

Image: Red Dust in Planet-Forming Disk May Harbor Precursors to Life
Red Dust in Planet-Forming Disk May Harbor Precursors to Life
Source: CIW   Posted: 1/3/08
Astronomers at the Carnegie Institution have found the first indications of highly complex organic molecules in the disk of red dust surrounding a distant star.

Image: Metal Foam Has a Good Memory
Metal Foam Has a Good Memory
Source: NSF   Posted: 1/3/08
A new class of materials known as 'magnetic shape-memory foams' has been developed by two research teams.






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(1879-1955)





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