The Dordogne region of southern France is home to over 200 caves decorated with colorful Paleolithic art, but little is known about how old it is. Due to its coloration with iron- or manganese-oxide-based material, radiocarbon ...
An international team of scientists today released the largest near-infrared image ever taken by NASA's Hubble Space Telescope, enabling astronomers to map the star-forming regions of the universe and learn how the earliest, ...
Astronomy
Jun 6, 2022
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364
Northwestern University researchers have invented a new high-resolution camera that can see the unseen—including around corners and through scattering media, such as skin, fog or potentially even the human skull.
General Physics
Nov 17, 2021
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To create high-resolution, 3D images of tissues such as the brain, researchers often use two-photon microscopy, which involves aiming a high-intensity laser at the specimen to induce fluorescence excitation. However, scanning ...
Optics & Photonics
Jul 7, 2021
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17
Many types of cancer could be more easily treated if they were detected at an earlier stage. MIT researchers have now developed an imaging system, named "DOLPHIN," which could enable them to find tiny tumors, as small as ...
Optics & Photonics
Mar 7, 2019
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179
Optical coherence tomography (OCT) is a light-based imaging technique currently used in clinical diagnostics to examine organs in vivo. The technique uses interferometry; in which light reflected from an examined object combines ...
On Nov. 12, 2014, the European Space Agency's Rosetta mission made history when its Philae lander touched down on the surface of comet 67P/Churyumov-Gerasimenko. While this exciting technical achievement gained lots of headlines, ...
Space Exploration
Jan 22, 2015
6
702
(Phys.org) —ESA's Herschel space observatory has solved a long-standing mystery as to the origin of water in the upper atmosphere of Jupiter, finding conclusive evidence that it was delivered by the dramatic impact of comet ...
Space Exploration
Apr 23, 2013
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(Phys.org) —A standard camera takes flat, 2-D pictures. To get 3-D information, such as the distance to a far-away object, scientists can bounce a laser beam off the object and measure how long it takes the light to travel ...
Optics & Photonics
Apr 4, 2013
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0
(Phys.org) —While performing an extensive X-ray survey of our galaxy's central regions, NASA's Swift satellite has uncovered the previously unknown remains of a shattered star. Designated G306.3.9 after the coordinates ...
Astronomy
Mar 15, 2013
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