Hotter White Dwarfs are Slightly Puffier than Cooler Ones, New Study Says
Using a catalog of 26,041 white dwarfs observed by the Sloan Digital Sky Survey, astronomers have confirmed a long-predicted effect in these ancient ultradense stars. Concept art of two white dwarfs with the same mass but different temperatures; the hotter star (left) is slightly puffier, while the cooler star (right) is more compact. Image credit:
New Study Examines Elusive Nature of Martian Liquid Brines
Mars is located at the extreme limits of brine stability; and only a combination of the most favorable environmental conditions and lowest eutectic temperature salts allows for brines to be at least temporarily stable on the Martian surface, according to a new study published in the Proceedings of the National Academy of Sciences. This image
Will the World’s First Nuclear Fusion Power Plant Be Built in Virginia? Here’s Why We’re Skeptical
December 18, 2024 3 min read A fusion power plant will go live in the next decade and produce 400 megawatts of electricity, Commonwealth Fusion Systems says By Ben Guarino edited by Dean Visser Commonwealth Fusion Systems’ new fusion power plant is expected to come online in the early 2030s and generate about 400 megawatts
55-Million-Year-Old Fossil Earwig Found in Denmark
Apachyus madseni is the first fossil representative of the enigmatic earwig family Apachyidae. Apachyus madseni. Image credit: Simonsen et al., doi: 10.11646/palaeoentomology.7.5.7. The newly-described species lived in what is now Europe during the Early Eocene epoch, approximately 55 million years ago. Scientifically named Apachyus madseni, the ancient insect was nearly 1.9 cm (0.75 inches) long.
78 Books Scientific American Recommends in 2024
Every story is a science story, even the ones that sound more like science fiction. This year Scientific American introduced readers to real discoveries that sounded a bit like science-fiction, such as the crime rings trafficking sand around the world and the physicists searching for evidence of “negative time.” The U.S. government’s former UFO hunter
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