Category: 7. Science

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  • Japan trials 100-kilowatt laser weapon — it can cut through metal and drones mid-flight

    Japan trials 100-kilowatt laser weapon — it can cut through metal and drones mid-flight

    Japan has deployed a system that fires laser beams with 100 kilowatts of energy — powerful enough to disable small drones. It was installed on board a 6,200-ton (6.3 million kg) warship.

    The weapon combines 10 lasers (each 10 kW in power) into…

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  • Stargazing over the Christmas holidays: 10 sights to get you looking up

    Stargazing over the Christmas holidays: 10 sights to get you looking up

    There are few better sights in nature than December’s night sky. Bright stars like Betelgeuse, Capella, Aldebaran, Sirius and the stars of Orion’s Belt dominate the night sky after dark, but over the two weeks from Dec. 20, 2025 to Jan. 4,…

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  • UAH Researchers Use New X-ray Telescope To Probe Dark Matter Decay

    UAH Researchers Use New X-ray Telescope To Probe Dark Matter Decay

    Scientists search for “decaying” dark matter (DDM) because it offers unique signatures like specific X-ray or gamma-ray lines or neutrino signals not seen in normal matter, potentially revealing dark matter’s particle nature, mass and…

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  • Glowing neurons let scientists watch the brain work in real time

    Glowing neurons let scientists watch the brain work in real time

    About ten years ago, researchers began exploring a bold idea: using bioluminescent light to see what the brain is doing in real time. Instead of shining light onto brain tissue from the outside, they wondered whether neurons could be made to glow…

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  • Interstellar comet 3I/ATLAS heads for the outer solar system after its closest approach to Earth

    Interstellar comet 3I/ATLAS heads for the outer solar system after its closest approach to Earth

    On Friday (Dec. 19), the interstellar invader, comet 3I/ATLAS, made its closest approach to Earth, coming to within 168 million miles (270 million kilometers) of our planet at 1 a.m. EST (0600 GMT).

    Following this close approach and the…

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  • Brain scans reveal where taste and smell combine to become flavor

    Brain scans reveal where taste and smell combine to become flavor

    activate: (in biology) To turn on, as with a gene or chemical reaction.

    algorithm: A group of rules or procedures for solving a problem in a series of steps. Algorithms are used in mathematics and in computer programs for figuring out…

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  • Author Correction: Cryo-EM structure of a natural RNA nanocage

    In the version of the article initially published, in Fig. 2a, the colours of the dark green and pink boxes were switched and have now been corrected. In Fig. 3c, the top structure and labels were purple and the bottom ones light blue, but the…

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