PDS 70 is a very young star of around 5 Myr of age that hosts two accreting giant exoplanets in wide orbits (PDS 70 b at ~21 au and PDS 70 c at ~34 au) embedded in its protoplanetary disk. Both exoplanets have been directly imaged and thus…
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Unexpected molecules in a cold atmosphere
The atmospheres of brown dwarfs are chemistry laboratories for investigating their formation mechanisms and also those of gas giant exoplanets. With JWST/MIRI, Elisabeth Matthews and colleagues observed a T-type brown dwarf binary system, WISE…
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Cannabis Terpenes Relieve Fibromyalgia Pain in Mice
Certain terpenes found in moderate to high levels in Cannabis sativa successfully relieved fibromyalgia and post-surgical pain in mouse models, found a new study published in Pharmacological Reports. The…
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Scientists 3D-Print the Future of Particle Detection
A new technique in detector fabrication could change high-energy physics forever. By using additive manufacturing, researchers have developed a novel way to construct plastic scintillator detectors, drastically cutting costs and build time. Their…
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How chemistry and force etch mysterious spiral patterns on solid surfaces
Curiosity about a mistake that left tiny dots on a germanium wafer with evaporated metal films led to the discovery of beautiful spiral patterns etched on the surface of the semiconductor by a chemical reaction. Further experiments showed that…
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Older adults might be more resistant to bird flu infections than children
Prior exposures to specific types of seasonal influenza viruses promote cross-reactive immunity against the H5N1 avian influenza virus, according to new research from the Perelman School of Medicine at the University of Pennsylvania. Older adults…
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Saturn Now Has 274 Moons after New Discovery
A team of astronomers from Taiwan, Canada, the United States, and France has observed 128 additional moons orbiting the gas giant Saturn, bringing its total number of confirmed moons to 274. The International Astronomical Union recognized the…
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Weighing in on a Mars water debate
Water once existed in abundance of at the surface of Mars. How much of that water has been stored in the planet’s crust is still unclear, according to a new analysis.
More than 3 billion years ago, Mars intermittently had liquid water on its…
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Mikveh ritual bath discovered at Ostia Antica
Archaeologists excavating at Ostia Antica have discovered a Jewish ritual bath known as a mikveh.
Ostia Antica was an ancient harbour town situated at the mouth of the Tiber River. The harbour served as the main port for Rome, transporting goods…
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Early Mammals Had Dark and Dusky Grayish-Brown Fur, Study Suggests
Pelage coloration, which serves numerous functions, is crucial to the evolution of behavior, physiology, and habitat preferences of mammals. However, little is known about the coloration of Mesozoic mammals that coevolved with dinosaurs. In a…
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