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Phys.org / Airborne sensors map ammonia plumes in California's Imperial Valley

A recent study led by scientists at NASA's Jet Propulsion Laboratory in Southern California and the nonprofit Aerospace Corporation shows how high-resolution maps of ground-level ammonia plumes can be generated with airborne ...

Nov 20, 2025 in Earth
Tech Xplore / Machine learning algorithm rapidly reconstructs 3D images from X-ray data

Soon, researchers may be able to create movies of their favorite protein or virus better and faster than ever before. Researchers at the Department of Energy's SLAC National Accelerator Laboratory have pioneered a new machine ...

Nov 20, 2025 in Computer Sciences
Phys.org / Smart toilets in Cambodia fall short due to improper use

A smart toilet design introduced in rural Cambodia was supposed to change lives—keeping families safe and protecting the environment. However, while households reported that they liked the new system, a crucial piece was ...

Nov 20, 2025 in Earth
Phys.org / Could the solution to the carbon problem be carbon itself?

Can we use carbon to help decarbonize the world and transform the energy and chemical industries? Yes, it seems, but there are some key challenges to overcome first.

Nov 20, 2025 in Chemistry
Medical Xpress / CD21 downregulation found to trigger harmful B cells in lupus

Our body's immune system is quick to spring into action when it spots a foreign object that shouldn't be there. Sometimes the same defense mechanism can get confused and end up attacking the very cells it's meant to protect, ...

Phys.org / NASA's Roman could bring new waves of information on galaxy's stars

A team of researchers has confirmed stars ring loud and clear in a "key" that will harmonize well with the science goals and capabilities of NASA's upcoming Nancy Grace Roman Space Telescope.

Nov 20, 2025 in Astronomy & Space
Medical Xpress / Heat exposure during pregnancy alters amino acids and vitamins linked to preterm birth

An Emory University study, published Friday by Science Advances, provides the first evidence that exposure to higher temperatures during pregnancy is linked to specific biological changes in mothers that are also associated ...

Nov 22, 2025 in Pediatrics
Phys.org / New fabric reflects 96% of sunlight to keep wearers cooler in extreme heat

As global temperatures rise and heat waves intensify, a new textile innovation co-developed by University of South Australia scientists promises to keep people cooler, drier, and more comfortable in extreme heat.

Nov 20, 2025 in Nanotechnology
Medical Xpress / Washington state resident believed to be the first to die from a rare strain of bird flu

A Washington state resident is believed to be the first person to die from a rare strain of bird flu, but state health officials said Friday the risk to the public is low.

Medical Xpress / Cancer cells have backup metabolic pathway to keep building DNA when blocked, study finds

Northwestern Medicine scientists have uncovered a surprising link between a tiny cellular engine and the way cancer cells build the DNA they need to proliferate, according to a new study published in Molecular Cell.

Nov 20, 2025 in Oncology & Cancer
Phys.org / Extinct rocket frog species identified from single 62-year-old museum specimen

Anyone walking through the Tarumã neighborhood in Curitiba (the capital of the state of Paraná, Brazil) today may find it difficult to imagine the area as it was in the past. Between the buildings, racetrack, and the city's ...

Nov 20, 2025 in Biology
Phys.org / Watching DNA repair in real time with a live-cell sensor

Cancer research, drug safety testing and aging biology may all gain a major boost from a new fluorescent sensor developed at Utrecht University. This new tool allows scientists to watch DNA damage and repair unfold in real ...

Nov 20, 2025 in Biology