A dust devil or whirlwind is either a large rotating updraft, anywhere from 1000 meters high or more and tens of meters in diameter, to a small vortex a few meters high.
Dec. 13, 2022 —When the rover Perseverance landed on Mars, it was equipped with the first working microphone on the planet's surface. Scientists have used it to make the first-ever audio recording of an ...
July 21, 2021 —Researchers chronicle the history of African dust transport, including three independent 'first' discoveries of African dust in the Caribbean Basin in the 1950s and ...
Apr. 6, 2021 —The world's first ground-based observations of the bare nucleus of a comet nearing the end of its active life revealed that the nucleus has a diameter of 800 meters and is covered with large ...
Aug. 9, 2022 —Dust from all over the world is landing in the Sierra Nevada mountains carrying microbes that are toxic to both plants and humans. New research shows higher concentrations of the dust are landing at ...
Aug. 5, 2020 —Researchers have developed an image- and video-based application using OpenCV algorithms that detect explosible suspended dust concentration. The app uses a camera or a video recording device to ...
Apr. 20, 2023 —Evolution of two contagious cancers affecting Tasmanian devils underlines unpredictability of disease threat. Scientists have traced the family trees of two transmissible cancers that affect ...
Dec. 10, 2020 —Researchers have found strong evidence that a transmissible cancer that has decimated Tasmanian devil populations likely won't spell their doom. For the first time, a research team employed ...
Jan. 11, 2022 —Scavengers are supposed to have generalist diets and eat whatever they can find. But a new study shows Australia's Tasmanian devils have their own specific tastes and preferences -- in other ...
Sep. 17, 2020 —A new study quantified the amount of Saharan dust reaching the Amazon to better understand how dust could impact soil fertility in the region. Intense tropical weathering and local biomass burning ...
July 12, 2023 —For the first time, a person with an arm amputation can manipulate each finger of a bionic hand as if it was his own. Thanks to revolutionary surgical and engineering advancements that seamlessly merge humans with machines, this breakthrough offers ...
July 12, 2023 —Researchers report that an insect's ability to find food and a mate is reduced when their antennae are contaminated by particulate matter from industry, transport, bushfires, and other sources of air ...
July 12, 2023 —The ocean's color has changed significantly in 20 years, and the trend is likely a consequence of human-induced climate change, report ...
July 13, 2023 —The percentage of infants from the neonatal intensive care unit (NICU) experiencing hypothermia upon operating room (OR) arrival and at any point ...
July 13, 2023 —Recently, a team of researchers conducted an ambitious study of AI applications on the education front, examining how AI could enhance grading while ...
July 14, 2023 —Oceanic islands provide useful models for ecology, biogeography and evolutionary research. Many ground-breaking findings -- including Darwin's theory of evolution -- have emerged from the study of ...
July 13, 2023 —Brown dwarf stars rarely emit radio waves. Here scientists have found the coldest star yet emitting at these long wave lengths. Understanding the science of 'ultracool brown dwarfs' will help deepen ...
July 13, 2023 —Three bright objects initially identified as galaxies in observations from the James Webb Space Telescope might actually represent an exotic new form of star. If confirmed, the discovery would also ...
July 13, 2023 —One of the most basic assumptions of fundamental physics is that the different properties of mass -- weight, inertia and gravitation -- always remain ...