A “cold Neptune” and two potentially habitable worlds are part of a cache of five newly discovered exoplanets and eight exoplanet candidates found orbiting nearby red dwarf stars, which are reported in The Astrophysical Journal Supplement Series by a team led by Carnegie’s Fabo Feng and Paul Butler. Source: https://phys.org/news/2020-01-cold-neptune-temperate-super-earths-orbiting.html…
Tag: cold
Data from antipodal places: First use of CMB polarization to detect gravitational lensing from galaxy clusters
Galaxies. Amalgamations of stars, interstellar gas, dust, stellar debris and dark matter. They waltz through the cold universe, gravity nurturing their embrace. Occasionally, galaxies snowball into enormous galaxy clusters with masses averaging 100 trillion times that of our sun. Source: https://phys.org/news/2020-01-antipodal-cmb-polarization-gravitational-lensing.html…
New view of Milky Way’s center
The SOFIA flying telescope has captured a new panoramic image of the center of our home galaxy, the Milky Way. The image shows a region more than 600 light-years across, revealing unprecedented details within the center’s dense swirls of gas and dust. Source: https://earthsky.org/space/new-image-milky-way-center-sofia-video…
Identify stars in the Winter Circle
Go outside, and look for the waxing gibbous moon tonight. Then notice the stars nearby. Tonight’s moon is within the Winter Circle stars. Source: https://earthsky.org/tonight/identify-the-stars-of-the-winter-circle…
Top 10 tips for meteor-watchers
How to watch a meteor shower. Tips for beginners. Source: https://earthsky.org/astronomy-essentials/observing-meteors…
Polar stratospheric clouds over Sweden
Northern Europe had an amazing display of these clouds this week. Source: https://earthsky.org/todays-image/polar-stratospheric-clouds-sweden-dec-2019…
Pumping cold water inside the body could help after heart attacks
Flushing cold water through a tube down the throat can stop the body overheating, helping prevent brain damage after a heart attack Source: https://www.newscientist.com/article/2228830-pumping-cold-water-inside-the-body-could-help-after-heart-attacks/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
6 Men Become 1st To Cross Perilous Drake Passage Unassisted
As freezing water thrashed their rowboat in some of the most treacherous waters in the world, six men fought for 13 days to make history, becoming the first people to traverse the infamous Drake Passage with nothing other than sheer manpower. From a report: They dodged icebergs, held their breaths as giant whales breached near their small boat and rode building-sized…
Why Hangovers Feel So Awful
Hangovers, those nasty vertigo-inducing, cold sweat-promoting and vomit-producing sensations after a raucous night out are all part of your body’s attempt to protect itself from injury after you overindulge in alcoholic beverages. Source: https://www.livescience.com/what-is-a-hangover.html
US Tests Ways To Sweep Space Clean of Radiation After Nuclear Attack
sciencehabit quotes a report from Science Magazine: The U.S. military thought it had cleared the decks when, on 9 July 1962, it heaved a 1.4-megaton nuclear bomb some 400 kilometers into space: Orbiting satellites were safely out of range of the blast. But in the months that followed the test, called Starfish Prime, satellites began to wink out one by one,…