US and World News



An alien comet from another star is soaring through our solar system - Boston.com
To astronomers, the comet is a care package from the cosmos - a piece of a place they will never be able to visit, a key to all the worlds they cannot directly observe.
https://www.boston.com/news/science/2019...


Astronomers Are About to Detect the Light from the Very First Stars in the Universe - Universe Today
The early Universe was a mysterious place. To try to remove some of that mystery, scientists are searching for the elusive signal from neutral hydrogen.
https://www.universetoday.com/144188/ast...


Scientists Spot an Undersea Fault Using Fiber-Optic Cables - WIRED
Unused telecom cables, known as dark fiber, could help scientists finally map the ocean floor and discover new earthquake hot spots.
https://www.wired.com/story/scientists-s...


Mysterious tectonic fault zone found off California - National Geographic
A new method using fiber-optic cables pinpointed the previously hidden system—and it may reveal more seismic surprises around the globe.
https://www.nationalgeographic.com/scien...


Gigantic Dust Towers on Mars Could Explain How the Red Planet Lost its Water - Gizmodo
Sprawling towers of dust can reach heights of 50 miles during global-scale dust storms on Mars, according to new research. Acting like a space elevator, the phenomenon might explain how water escaped from the Red Planet during its ancient past.
https://gizmodo.com/gigantic-dust-towers...


Thanksgiving Video Message from NASA Astronauts in Space - NASA
Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.
https://www.youtube.com/watch?v=VkFSqdoT...


'Extraordinary' black hole weighs in at 70 solar masses - physicsworld.com
Object is heaviest known stellar-mass black hole in the Milky Way
https://physicsworld.com/a/extraordinary...


Stretching will NOT prevent running injuries - but a warm-up walk might - Daily Mail
Static stretches like lunges and straddle stretches are still popular among runners - but scientists at La Trobe University in Australia say they might help running feel better, but won't prevent injuries.
https://www.dailymail.co.uk/health/artic...


Amazon fires intensify Andes glacier melt - BBC News
Burning of the rainforest appears to speed up the melting of tropical glaciers, scientists find.
https://www.bbc.com/news/science-environ...


Astronomers Spot Huge Magnetic Structures in 'Whale Galaxy' | Astronomy - Sci-News.com
Astronomers using NSF’s Karl G. Jansky Very Large Array (VLA) have captured a new image of the edge-on barred spiral galaxy NGC 4631 (also known as ‘Whale Galaxy’).
http://www.sci-news.com/astronomy/magnet...


90-million-year-old 'comma' shrimp fossil sheds new light on modern species - Folio - University of Alberta
The discovery of hundreds of finely preserved 90-million-year-old fossils in South America has revealed the oldest direct ancestor of the comma shrimp, a species that is still common today. “Comma shrimp are small, delicate crustaceans with one of the poorest…
https://www.folio.ca/90-million-year-old...


How sharks outlived dinosaurs and adapted to suit their environment - CNN
Shark fossils date back more than 400 million years -- that means sharks managed to outlive the dinosaurs, survive mass extinctions, and continue to serve an important role near the top of underwater food chain.
https://www.cnn.com/2019/11/28/world/sha...


An electron highway headed for methanol - Phys.org
Making methanol just got a lot easier, now that chemists at Yale have opened up a new electron highway.
https://phys.org/news/2019-11-electron-h...


Bacteria overcome hurdles to jump between species - Phys.org
Bacteria can overcome significant challenges to transfer from one species and flourish in another, research has shown.
https://phys.org/news/2019-11-bacteria-h...


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