(Phys.org) —How much light has been emitted by all galaxies since the cosmos began? After all, every photon (particle of light) from ultraviolet to far infrared wavelengths ever radiated by all galaxies that ever existed ...
Astronomy
May 24, 2013
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(Phys.org) —For more than 20 years, researchers have been using atomic force microscopy (AFM) to measure and characterize materials at the nanometer scale. However AFM-based measurements of chemistry and chemical properties ...
Nanophysics
Mar 8, 2013
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Astronomers using two Maunakea Observatories—Subaru Telescope and W. M. Keck Observatory—have discovered a key benchmark brown dwarf orbiting a sun-like star just 86 light-years from Earth that provides a key reference ...
Astronomy
Dec 14, 2020
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349
NASA satellites analyzed Tropical Storm Dorian in infrared light, giving scientists an idea of the storm's structure, cloud heights and cloud temperatures.
Earth Sciences
Jul 26, 2013
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Physicists at the Alfred Wegener Institute, the Helmholtz Centre for Polar and Marine Research, successfully tested a thermal imaging system aboard the research vessel Polarstern. The system automatically detects large whales ...
Plants & Animals
Aug 12, 2013
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Physicists at JILA have created the first "frequency comb" in the extreme ultraviolet band of the spectrum, high-energy light less than 100 nanometers (nm) in wavelength. Laser-generated frequency combs are the most accurate ...
General Physics
Feb 1, 2012
4
0
The STPSat-1, built for the Department of Defense (DoD) Space Test Program (STP) and operated by the DoD STP for the first year then transitioned to NRL for the last 16 months, was decommissioned on October 7th after completing ...
Space Exploration
Dec 2, 2009
0
0
(PhysOrg.com) -- On the Earth, dust particles are everywhere - under beds, on bookshelves, even floating in the air. We take dust for granted. Dust is also common in space, and it is found for example in the cold, dark molecular ...
Astronomy
Jul 6, 2011
5
0
Astronomers have observed the intense heating of a distant planet as it swung close to its parent star, providing important clues to the atmospheric properties of the planet. The observations enabled astronomers at the University ...
Astronomy
Jan 28, 2009
3
0
According to a study by the environmental organization WWF Germany, ten million metric tons of food are thrown in the garbage every year in Germany despite still being edible. A mobile food scanner will allow consumers and ...
Environment
Jan 3, 2019
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