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Phys.org / Webb reveals Apep's four 'spiraling' dust shells shaped by Wolf-Rayet stars

NASA's James Webb Space Telescope has delivered a first of its kind: a crisp mid-infrared image of a system of four serpentine spirals of dust, one expanding beyond the next in precisely the same pattern. (The fourth is almost ...

9 hours ago in Astronomy & Space
Phys.org / Study maps the time and energy patterns of electron pairs in ultrafast pulses

The ability to precisely study and manipulate electrons in electron microscopes could open new possibilities for the development of both ultrafast imaging techniques and quantum technologies.

16 hours ago in Physics
Medical Xpress / Zalunfiban shows early benefits in ST-elevation heart attacks

Researchers at University Medical Center Maastricht and international partners report that a single shot of the drug zalunfiban given at first medical contact for suspected ST-elevation myocardial infarction (STEMI) improved ...

15 hours ago in Medications
Phys.org / Crucial protein recruits help to protect itself while it forms

Proteins are often called the building blocks of cells, but even those building blocks need to be built. One of the most important steps in the process of building proteins is glycosylation, when sugar molecules (glycans) ...

4 hours ago in Biology
Tech Xplore / Half of novelists believe AI is likely to replace their work entirely, research finds

Just over half (51%) of published novelists in the UK believe that artificial intelligence is likely to end up entirely replacing their work as fiction writers, a new University of Cambridge report shows.

4 hours ago in Business
Phys.org / Family dogs' ADHD-like traits are linked to learning and self-control

In two newly published studies, researchers at the Department of Ethology, Eötvös Loránd University (Hungary) investigated how family dogs' ADHD-like traits relate to their learning and self-control. Dogs resemble humans ...

9 hours ago in Biology
Phys.org / A toxin with a useful twist: Diphtheria fragment merges lipid vesicles at neutral pH

Researchers from the SNI network have discovered a novel way to fuse lipid vesicles at neutral pH. By harnessing a fragment of the diphtheria toxin, the team achieved vesicle membrane fusion without the need for pre-treatment ...

8 hours ago in Nanotechnology
Phys.org / Rich dinosaur site discovered in Transylvania

The Hațeg Basin in Transylvania is world-famous for its dinosaur remains, which have been unearthed from dozens of sites over the past century. Despite the high number of fossil localities, dinosaur finds are generally considered ...

9 hours ago in Biology
Phys.org / Key driver of extreme winds on Venus identified

Imagine the catastrophic winds of a category 5 hurricane. Now, imagine even faster winds of more than 100 meters per second, encircling the planet and whipping clouds across the sky, with no end in sight. This scenario would ...

10 hours ago in Astronomy & Space
Medical Xpress / Cancer uses cell death proteins to survive treatment and regrow

The emergence of cancer drug resistance remains one of the most pressing problems in cancer care and there is a critical need to devise approaches to mitigate it. However, the molecular mechanisms driving treatment resistance ...

8 hours ago in Oncology & Cancer
Phys.org / White rhino born at Spain zoo in conservation success

A southern white rhino calf has been born at a zoo in eastern Spain, in a success for a European program aimed at preserving the threatened species.

9 hours ago in Biology
Medical Xpress / Microglia modulate the reactivity of astrocytes in Alzheimer's disease, study finds

Alzheimer's disease (AD) is a highly debilitating neurodegenerative disease characterized by the progressive loss of memory and decline of mental functions. Earlier research has uncovered some of the neural and biological ...