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ScienceDaily: Top Science News |
| Scientists observe mysterious death of a star emitting six rings Posted: 28 Mar 2022 12:39 PM PDT Astrophysicists studying in unprecedented detail a red giant star named V Hydrae have witnessed the star's mysterious death throes. Researchers discovered that the carbon-rich star has expelled six slowly expanding molecular rings and two hourglass-shaped structures ejecting matter out into space at high speeds. |
| Hundreds of new mammal species waiting to be found, study says Posted: 28 Mar 2022 12:05 PM PDT At least hundreds of so-far unidentified species of mammals are hiding in plain sight around the world, a new study suggests. Researchers found that most of these hidden mammals are small bodied, many of them bats, rodents, shrews, and moles. |
| New nasal spray treats Delta variant infection in mice, indicating broad spectrum results Posted: 28 Mar 2022 10:36 AM PDT Researchers have shown a new compound delivered in a nasal spray is highly effective in preventing and treating COVID-19 caused by the Delta variant in mice. The researchers believe this is the first treatment of its kind proven to be effective against all COVID-19 variants of concern reported to date, including alpha, beta, gamma and delta. |
| Ancient helium leaking from core offers clues to Earth's formation Posted: 28 Mar 2022 10:36 AM PDT Helium-3, a rare isotope of helium gas, is leaking out of Earth's core, a new study reports. Because almost all helium-3 is from the Big Bang, the gas leak adds evidence that Earth formed inside a solar nebula, which has long been debated. |
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