The origin of life from Earth’s primordial chemistry has long fascinated and perplexed us. Generations of scientists have endeavored to understand how complex biochemistry developed from organic compounds. Researchers at UC Santa Barbara have…
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RNA droplets may have accelerated prebiotic Earth's development of complex molecules
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Freestanding 3D MXene structures push the limits of microscale devices
In a breakthrough that could power next-generation electronics, sensors, and energy storage devices, CMU engineers have developed a fabrication technique that arranges MXene nanosheets, each a million times thinner than a sheet of paper, into…
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Direct imaging captures the crystalline vibrations of a supersolid made of atoms and light
The 20th century was marked by the discovery of exotic states of matter. First, liquid helium was observed to flow without friction at extremely low temperatures, a phase now known as superfluid. Soon after, it was also discovered that under…
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How often do AI chatbots lead users down a harmful path?
While these worst outcomes are relatively rare on a proportional basis, the researchers note that “given the sheer number of people who use AI, and how frequently it’s used, even a very low rate affects a substantial…
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NASA Analysis Shows La Niña Limited Sea Level Rise in 2025
This graph shows the rise in global mean sea level from 1993 to 2025 based on data from a series of five international satellites. The solid red line indicates the trajectory of this increase, which has more than doubled over the three…
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York Space goes public, riding Pentagon demand
WASHINGTON — York Space Systems, a Denver-based satellite manufacturer, began public trading Jan. 29 on the New York Stock Exchange under the ticker YSS as investors continue to bet on sustained growth in U.S. defense spending.
Shares…
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Targeted testing for common molecule could improve cardiovascular risk prediction
Researchers at Keele University have said that more targeted use of testing for a common molecule could help to improve predictions of cardiovascular disease outcomes in patients at greatest risk.
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Whiter Teeth Without the Damage? This New Powder Could Change Oral Care
A new vibration-activated whitening powder uses electric toothbrush motion to brighten teeth while repairing enamel and influencing oral bacteria. Tooth stains are not always a brushing problem. Some people discolor more easily because of…
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Astronomers watch 1st black hole ever imaged launch a 3,000‑light‑year‑long cosmic jet from its glowing ‘shadow’
Using the Event Horizon Telescope (EHT), astronomers have tracked a 3,000 light-years-long cosmic blowtorch back to its source, the supermassive black hole M87*, which bears the distinction of being the first black hole imaged by humanity. The…
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Mutation-specific defects in neurological disorders mapped, pointing toward personalized therapies
Patients with CaV2.1 channelopathies face severe and often debilitating symptoms, such as seizures, migraines, tremors, and developmental delays. Although some symptoms overlap among these rare neurological conditions, patients often have…
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