Science

Mice B6.Cg-Gt(ROSA)26Sortm14(CAG-tdTomato)/Hze/J (iTdTomato) (007914), C57BL/6J (CD45.2) (000664) and B6.SJL-Ptprca Pepcb/BoyJ (CD45.1) (002014) mice were purchased from The Jackson Laboratory. Nestin–GFP mice48 were bred in our facility. Cdh5-creER, Cdh2-creER, Cxcl12fl/fl, Kitlfl/fl, Tpo−/− and Tg(Alb-Tpo) mice were provided by R. H. Adams, L. Li, T. Nagasawa, S. J. Morrison, F. J. de Sauvage and W. S. Alexander, respectively. Unless indicated otherwise, 8–10-week-old …

Sample collection Human developmental stages E45–E72 were obtained from first-trimester termination procedures conducted at the Birth Defects Research Laboratory (BDRL; supported by National Institutes of Health (NIH) award number 5R24HD000836) at the University of Washington. Consent was obtained from donors by the BDRL prior to the procedures. All protocols followed ethical guidelines established by the NIH. The University of Washington …

The Inouye Solar Telescope captured this image of a solar flare on August 8, 2024. (Image credit: NSF/NSO/AURA, CC-BY) The world’s largest solar telescope just captured the highest-resolution images of a solar flare to date — and they’re spectacular. Researchers trained the Hawaii-based Daniel K. Inouye Solar Telescope on the final stages of a powerful X-class solar flare on Aug. …

Did Neanderthals in Europe have funerary and death practices? The answer to this question in the context of the Iberian Peninsula has been elusive for some time, as there’s an absence of clear burial practices in the archaeological record. However, archaeologists have now discovered evidence of a remarkable diversity and complexity of Neanderthal funerary behaviors at sites scattered across the …

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This Crocodile Relative Was One of Dinosaurs’ Most Fearsome Predators  The New York Times Did this ancient croc hunt dinosaurs on land?  National Geographic Huge dinosaur-eating ‘hypercarnivore’ as heavy as a grizzly bear discovered in Argentina  BBC Wildlife Magazine Newly discovered fossil unearths ancient crocodile that may have hunted dinosaurs on land, expert says  ABC7 Los Angeles Ancient Crocodile ‘Hypercarnivore’ Discovered—And It Ate Dinosaurs  Newsweek …

Researchers used NASA’s James Webb Space Telescope to observe 3I/ATLAS on Aug. 6. (Image credit: NASA/James Webb Space Telescope) Astronomers have found something strange in the James Webb Space Telescope‘s first images of interstellar comet 3I/ATLAS as it hurtles toward our sun, according to a new study. The telescope’s initial observations suggested that 3I/ATLAS has one of the highest carbon …

Invasive species have a reputation for causing trouble. From the cane toad to the Asian tiger mosquito, these creatures are responsible for disrupting ecosystems worldwide. In the latest invasive species news, a type of parasitic wasp from Europe has been spotted in the U.S. for the first time. Here’s what you should know about it. How Bootanomyia dorsalis Impacts Its …

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IN A NUTSHELL 🌕 The Apollo 17 mission marked the end of the initial Space Race, leaving a legacy of peace and exploration. 🚗 SpaceX captured global attention by launching a cherry-red Tesla Roadster into orbit, showcasing their technological prowess. 🌍 The UNESCO Memory Disk project aims to preserve Earth’s linguistic diversity on the Moon, promoting cultural unity. 🛰️ Space …