Conservators and curators from the Art Gallery of New South Wales have used an advanced imaging technique at the Australian Synchrotron to gain more information about an underpainting in a famous Renaissance portrait of Cosimo ...
Archaeology
Apr 14, 2023
1
58
X-ray microscopes have the advantage of penetrating most substances, so internal organs and skeletons can be observed non-invasively through chest X-rays or CT scans. Recently, studies to increase the resolution of X-ray ...
Optics & Photonics
Apr 12, 2023
0
30
An accretion disk is a colossal whirlpool of gas and dust that gathers around a black hole or a neutron star like cotton candy as it pulls in material from a nearby star. As the disk spins, it whips up powerful winds that ...
Astronomy
Apr 10, 2023
1
304
On Feb. 22, 1971, a sounding rocket lifted off from Wallops Island, Virginia, with specialized sensors aimed at the Crab Nebula, a bright cosmic object 6,500 light-years away. In those days, before recovering physical tapes ...
Astronomy
Apr 10, 2023
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110
Long gone are the days when astronomers only studied the skies with simple optical telescopes. Today, unveiling the mysteries of the universe involves ever-larger and more complex facilities that detect things like gravitational ...
Astronomy
Apr 6, 2023
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66
Astronomers have spotted a candidate supermassive black hole running away from its home galaxy, hurtling through space at a velocity of about 4 million miles per hour for the past 39 million years.
Astronomy
Apr 6, 2023
2
147
A step-change in the field of imaging applications could be on the horizon after Exciton Science researchers demonstrated a route to multi-energy X-ray detection with significantly enhanced flexibility and sensitivity.
Optics & Photonics
Apr 3, 2023
0
16
Three-dimensional (3D) imaging at the nanometer scale enables important insights in biology and material behaviors, including virus function, structural damage, and nanoelectronics.
Optics & Photonics
Apr 3, 2023
0
57
Using data from ESA's Gaia mission, astronomers have discovered not only the closest but also the second closest black hole to Earth. The black holes, Gaia BH1 and Gaia BH2, are respectively located just 1,560 light-years ...
Astronomy
Apr 3, 2023
2
665
In the early 2000s, scientists observed lightning discharge producing X-rays comprising high energy photons—the same type used for medical imaging. Researchers could recreate this phenomenon in the lab, but they could not ...
General Physics
Mar 31, 2023
0
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