physics

Voyager 2/ISS images of Uranus and Neptune released shortly after the Voyager 2 flybys in 1986 and 1989, respectively, compared with a reprocessing of the individual filter images in this study to determine the best estimate of the true colors of these planets. Credit: Patrick Irwin. Neptune is fondly known for being a rich blue, … Read more

RECCS students setting up to take measurements on Bald Mountain in July, 2015. Credit: Marianne Davenport, CIRES/CU Boulder Each summer, community college students from Colorado and surrounding states converge on the CU Boulder campus to participate in an immersive nine-week research program. A recent CIRES-led study reveals that when the students head home, they don’t … Read more

Credit: Journal of Remote Sensing (2023). DOI: 10.34133/remotesensing.0086 In a study published in the Journal of Remote Sensing on 28 September 2023, a team of researchers from the Chinese Academy of Forestry and the University of Maryland has developed a sophisticated Multifactor Weighting (MFW) method for creating clear, seamless, and radiometrically consistent image composites using … Read more

Credit: Andrea Piacquadio from Pexels Way back in February 2020, before most of us really knew anything about COVID, we wrote an article for The Conversation about “leaveism” and its impact on flexible working. Barely a month later, the world was bracing for a pandemic that would inadvertently create the largest (forced) working experiment of … Read more

The Norwegian flat oysters are of great international interest. The image is from the researchers’ field work in Agder and Rogaland. Credit: Molly Reamon Flat oysters, commonly known as oysters, are considered a delicacy. As a species, they prefer warmer waters and are typically found just below the tidal zone at depths of a few … Read more

Characterization of the experimental setup. a) Schematic of the steps involved in the experiment. A pair of XUV pulses (drawn in violet) photoemits electrons from a ZnO crystal. The electrons experience the dynamic field of an NIR laser pulse (drawn in red) close to the surface at a variable waiting time. The emission site of … Read more

Skeleton found in stone-lined grave. Credit: Cardiff University An early medieval cemetery has been discovered within the grounds of Fonmon Castle, near Barry, South Wales. Archaeologists from Cardiff University’s School of History, Archaeology and Religion carried out a dig in the summer, with further radiocarbon dating and analysis revealing the full extent of their find. … Read more

Electricity generation from renewable sources was over 50 percent of the total in 2023 for the first time, while coal’s share dropped to 26 percent from 34 percent. German emissions were at their lowest point in around 70 years, as Europe’s largest economy managed to reduce its dependence on coal faster than expected, a study … Read more

B. bacteriovorus lays down a robust vesicle ‘invasion organelle’ during invasion. Credit: Nature Microbiology (2024). DOI: 10.1038/s41564-023-01552-2 A decades-old mystery of how natural antimicrobial predatory bacteria are able to recognize and kill other bacteria may have been solved, according to new research. In a study published in Nature Microbiology, researchers from the University of Birmingham … Read more

(a) Map showing the locations of the two largest Nord Stream events and other events analyzed in this study. Locations of the presumed earthquakes are those published by the Geological Survey of Denmark and Greenland. Locations of the August 2019 undersea mine detonations in the Fehmarnbelt Nature Conservation Area (bounded by the red line) published by … Read more