US and World News

An alien comet from another star is soaring through our solar system -
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.

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.

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.

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.

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.

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.

'Extraordinary' black hole weighs in at 70 solar masses -
Object is heaviest known stellar-mass black hole in the Milky Way

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.

Amazon fires intensify Andes glacier melt - BBC News
Burning of the rainforest appears to speed up the melting of tropical glaciers, scientists find.

Astronomers Spot Huge Magnetic Structures in 'Whale Galaxy' | Astronomy -
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’).

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…

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.

An electron highway headed for methanol -
Making methanol just got a lot easier, now that chemists at Yale have opened up a new electron highway.

Bacteria overcome hurdles to jump between species -
Bacteria can overcome significant challenges to transfer from one species and flourish in another, research has shown.

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