New footage shows one of NASA's WB-57 research jets spewing out flames and smoke as it skids across a runway during an emergency landing near Houston. The veteran aircraft was due to play a small role in the Artemis II mission.
Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine months.
NASA has announced it will fuel the Artemis II rocket as part of a simulated launch that will take place as early as Saturday (Jan. 31).
The Bulletin of the Atomic Scientists now says humanity is a metaphorical 85 seconds to global disaster.
Earth from space A 2020 astronaut photo shows the oasis town of Jubbah lurking within a paleolake in the wind shadow of Saudi Arabia's "two camel-hump mountain."
A switch from a humid to a dry climate has led the Eastern African Rift Zone to pull apart more freely, new research finds.
The Chocolate Hills are 1,776 mounds on Bohol Island in the Philippines where grassy cover turns brown during the dry season.
An exploding tree claim has gone viral as the U.S. brace for an Arctic blast that will send temperatures plunging, triggering a massive and long-lasting winter storm.
An 11th-century monk saw the famous "Halley's comet" first as a child and later as an adult, new research finds.
Archaeologists have found 5,000-year-old ancient Egyptian rock art in the Sinai Desert that depicts the conquest of the region.
In 1963, researchers unearthed two Stone Age skeletons that were buried in an embraced position in a cave in Italy. Now, DNA testing has revealed that one of them had a rare genetic condition.
Scientists say grooves on a rock face overlooking the Adriatic Sea may have been made by sea turtles fleeing an earthquake.
Sharktober is real in Hawaii — and it's down to the reproductive pattern of predatory tiger sharks, an analysis of 30 years of data reveals.
An ancient and enormous organism called Prototaxites, initially found to be a type of fungus, may actually be an unknown branch of life, researchers say.
Experts have reacted to a viral video of a coyote swimming to Alcatraz Island in what is a surprising first for the San Francisco Bay Area.
Nearly 790 people, primarily children, have been infected in South Carolina's ongoing measles outbreak, officials report.
Designed to assist rather than replace doctors, a new autonomous tool scans clinical notes to highlight patients who may need urgent follow-up for cognitive decline and potential dementia.
Liquid nitrogen can be used safely in food preparation — but one man's stomach burst after he threw back a cocktail that had been cooled with the substance.
Scientists are developing a microneedle patch that they hope could someday simplify IVF hormone delivery. They've tested it in animals.
Measles has been spreading continuously in the U.K. for over a year, meaning the country has lost its elimination status.
A mouse study shows that beige fat, previously known for its heating function, may also lower blood pressure by keeping blood vessels relaxed. The same may go for brown fat in humans.
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Today's best AI systems don't have a good grasp on their own thought process, but a new model might allow them to tap into metacognition
Artificial intelligence experts have warned that AI "swarms" are poised to infiltrate social media by deploying agents that mimic human behavior and exploit our tendency to follow the herd.
An innovative approach to battery materials could bring sodium-ion energy density and charging speeds far closer to those of lithium-ion, scientists say.
The six-year Dark Energy Survey has released its full results, showing that two leading models of cosmology are equally valid — but both fail to explain one key observation.
Astronomers found evidence that dark matter and neutrinos may interact, hinting at a "fundamental breakthrough" that challenges our understanding of how the universe evolved.
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