NASA spots unexpected X-shaped structures in Earth's upper atmosphere — and scientists are struggling to explain them

NASA spots unexpected X-shaped structures in Earth's upper atmosphere — and scientists are struggling to explain them | Forbidden black holes and ancient stars hide in these 'tiny red dots' | 4th person catches bird flu from cows, this time in Colorado Created for {EMAIL} | [Web Version]( July 8, 2024 CONNECT WITH LIVESCIENCE  [Facebook]( [X](  [LIVESCIENCE]( Amazing science every day [SIGN UP]( ⋅ [WEBSITE](   Top Science News [] [NASA spots unexpected X-shaped structures in Earth's upper atmosphere — and scientists are struggling to explain them]( (NASA’s Scientific Visualization Studio) [NASA spots unexpected X-shaped structures in Earth's upper atmosphere — and scientists are struggling to explain them]( NASA's GOLD mission found unexpected X- and C-shaped structures in the plasma of Earth's ionosphere. Researchers have likened our upper atmosphere to "alphabet soup." [Read More]( [] Astronomy & Astrophysics [] [Forbidden black holes and ancient stars hide in these 'tiny red dots']( (JWST/NIRSpec.) [Forbidden black holes and ancient stars hide in these 'tiny red dots']( The James Webb Space Telescope found "tiny red dots" in the early universe representing overgrown supermassive black holes and stars that are impossibly old for the infant cosmos. [Read More]( [] Health [] [4th person catches bird flu from cows, this time in Colorado]( (Aimee Dilger/SOPA Images/LightRocket via Getty Images) [4th person catches bird flu from cows, this time in Colorado]( A fourth person in the U.S. has caught bird flu after working with infected cows on a farm. The person recovered after being treated with a common drug for seasonal flu. [Read More]( [] Your Brain [] ['This is what drives the migraine headache': Scientists uncover 'missing link' in why some migraines happen]( (IvanJekic/Getty Images) ['This is what drives the migraine headache': Scientists uncover 'missing link' in why some migraines happen]( A new mouse study uncovered a previously unknown route between the brain and peripheral nerves that could explain the link between aura symptoms and migraine headaches. [Read More]( [] Animals [] [Cats love to meow at humans. Now we know why.]( (Africa Studio via Shutterstock) [Cats love to meow at humans. Now we know why.]( Meows are more than a cute sound — they're also a window into the relationship between humans and their feline friends. [Read More]( [] Chemistry [] [What is the world's most dangerous chemical?]( (DIGICOMPHOTO/SCIENCE PHOTO LIBRARY via Getty Images) [What is the world's most dangerous chemical?]( There are plenty of harmful chemicals, but the devil is in the details when determining which is the most dangerous. [Read More]( [] Daily Quiz [] What is the world's largest plant on record? (Learn the answer [here](.) [Vote]( [A 335-foot-tall cypress tree in China]( [Vote]( [A 77-square-mile seagrass meadow in Australia]( [Vote]( [A 380-foot-tall coast redwood in California]( [Vote]( [An 85-square-mile underground fungus in Germany](   [Sign Up]( | [Update Profile]( | [Unsubscribe]( [Privacy Policy]( | [Cookies Policy]( | [Terms and Conditions]( CONTACT US: [FEEDBACK](mailto:livescience@smartbrief.com) | [ADVERTISE]( [Future]( Future US LLC © Full 7th Floor, 130 West 42nd Street, New York, NY, 10036