The white dwarf’s mass is 20 percent larger than the mass of the sun. Credit: Snehalata Sahu / University of Warwick Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday. A massive, smoldering stellar remnant located in Earth’s cosmic neighborhood really stretches the definition of a “white dwarf.” But after...
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Fossil Teeth Reveal How Extinct Carnivorous Mammal Adapted to Global Warming 56 Million Years Ago
During the Paleocene-Eocene Thermal Maximum (PETM), a period of geological rapid warming and aridification approximately 56 million years ago, a flesh-eating mesonychid mammal called Dissacus praenuntius responded in a surprising way — it started eating more bones. Dissacus praenuntius. Image credit: DiBgd / CC BY 4.0. “What happened during the PETM very much mirrors what’s...
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Kinetic pathways of solid–solid phase transitions dictated by short-range interactions
Proceedings of the National Academy of Sciences, Volume 122, Issue 30, July 2025. SignificanceDisplacive solid–solid phase transitions, which occur through coordinated particle movements, are a challenging subject of study—both difficult to observe experimentally and difficult to simulate using empirical models. Utilizing minimal …Read whole article here
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Apple Has Sold 3 Billion iPhones, And It’s Nowhere Near Done
José Adorno for BGR During Apple’s latest earnings call, the company’s CEO Tim Cook revealed that since 2007, Apple has shipped 3 billion iPhones. He said, “It’s difficult to see a world where iPhone’s not living in it.” On X, Apple executive Greg Joswiak also celebrated the landmark: “3 billion iPhones sold! Thank you to...
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Einstein was wrong (slightly) about quantum physics, new version of the famous double-slit experiment reveals
A simplified diagram of the MIT experiment, with two atoms being held in place by a laser beam and acting as two slits that can scatter individual photons, creating an interference pattern. (Image credit: V. Fedoseev et al.) For over 100 years, quantum physics has taught us that light is both a wave and a...
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iPhone 17 Price Hikes Are Starting To Look All But Inevitable
José Adorno for BGR After years of keeping its iPhone models at the same price points, it seems that Apple is finally going to have to make some adjustments when it comes to the iPhone 17 lineup. From new technologies to government tariffs, the company will very likely end increasing the price of the iPhone this...
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Watch India and NASA launch the powerful NISAR Earth-observing satellite on July 30
(Image credit: NASA/JPL-Caltech) A joint Earth-observing satellite from the Indian Space Research Organization (ISRO) and NASA is ready for launch. A Geosynchronous Satellite Launch Vehicle Mark II (GSLV Mk II) rocket rolled out to the launch pad at the Satish Dhawan Space Centre in Sriharikota, India, last week, beginning final preparations ahead of the targeted...
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7000 steps a day cuts death risk by 47%—and that might be all you need
A major new study led by the University of Sydney suggests that walking 7000 steps a day offers similar health benefits across several outcomes as walking 10,000. il 7000 steps, at which point the benefits began to taper off A major new study led by the University of Sydney suggests that walking 7000 steps a...
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Predicting genomic adaptation to climate change in teak, a valuable tropical tree species
The network tree constructed by neighbor net using Nei distance for all investigated populations based on 3,132 SNPs, length of the line corresponds to the size of genetic variation. The upper part of the diagram is the overall view, and lower part is an enlarged view. Credit: Forest Science and Technology (2025). DOI: 10.1080/21580103.2025.2519469 Climate...
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Inside Democrats’ plans for retaking the House
It may feel early to be talking about next year’s midterm elections, but the battle is well underway. And the stakes are sky high. If President Donald Trump’s Republicans lose either the House or Senate – or both – that will present a major roadblock to his agenda for the rest of his time in...