US and World News

'Dayglow' at Rosetta's comet turns out to be unexpected ultraviolet aurora - CNET
Years after the Rosetta mission landed on Comet Chury, a new phenomenon has been excavated from its data.

Hundreds of teeth found in the Sahara Desert reveal the Spinosaurus dinosaur had aquatic lifestyle - Daily Mail
A trove of more than a thousand teeth in the Sahara Desert confirms that spinosaurus aegyptiacus, the largest carnivorous dinosaur on record, spent most of its time in the water.

Marine sponges inspire the next generation of skyscrapers and bridges -
When we think about sponges, we tend to think of something soft and squishy. But researchers from the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) are using the glassy skeletons of marine sponges as inspiration for the next genera…

NASA Publishes Artemis Plan to Land First Woman, Next Man on Moon - NASA
Following a series of critical contract awards and hardware milestones, NASA has shared an update on its Artemis program, including the latest Phase 1 plans to land the first woman and the next man on the surface of the Moon in 2024.

Researchers identify new type of superconductor -
Until now, the history of superconducting materials has been a tale of two types: s-wave and d-wave.

Sometimes Food Fights Back - The New York Times
When a species of microalgae gets inside a zooplankton that feeds on it, it smothers the grazer’s eggs and disrupts reproduction.

Australia Has Venomous Snakes, Spiders, and… Trees - Gizmodo
Notorious stinging trees from Australia cause agonizing pain that can linger for weeks and even months. New research suggests this nettle relative is actually venomous, producing a toxin not unlike the venom of spiders.

NASA Highlights Science, Business on Next Northrop Grumman Mission - NASA
NASA will host a media teleconference at 1 p.m. EDT Thursday, Sept. 24, to discuss science investigations, technology demonstrations, and commercial products launching on Northrop Grumman’s 14th commercial resupply mission for the agency to the International …

Saturn's ocean moon Enceladus has fresh ice in unexpected place -
Enceladus may be even more interesting than we thought.

Studies Show Far-UVC Light Can Kill Coronaviruses Without Harming Humans - Gizmodo
Ultraviolet light can kill microscopic creatures like bacteria and viruses by destroying the molecular bonds in their genetic material. But UV light also damages human DNA, causing eye and skin damage and increasing our risk of cancer. It turns out, though, t…

Ancient American mastodon tooth found in Missouri by teenager - Daily Mail
A teen discovered an ancient tooth while exploring a river in Missouri. Researchers confirmed it belonged to an American mastodon that lived more than 10,000 years ago.

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