Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here. English armies used the trebuchet as a weapon during the siege of Stirling Castle in 1304, the battle during which researchers think ‘skeleton 150’ was killed. (Frank Bach/Alamy) Serious damage to an approximately 700-year-old skeleton is
Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here. Glueballs are made of gluons, which bind quarks to form protons and neutrons.Credit: Sefa kart/Getty A team of physicists says it has observed strong evidence of a mysterious ‘glueball’, a particle made up of force-carrying gluons.
Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here. Solar prominences protruding from the Sun’s corona during a total solar eclipse in Dallas in 2024.Credit: NASA/Keegan Barber On 12 August, researchers will get roughly two minutes to study the Sun’s outermost layer — the solar
Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here. A laser beam tracks the motions of the tiny magnet suspended in a vacuum chamber as it wobbles in response to magnetic fields.Credit: Wei Ji, Peking University A new magnetometer — a device used to measure
You have full access to this article through your institution. Hello Nature Readers, would you like to receive this report in your inbox for free every day? Register here. Developing sperm (blue; artificially colored) fill the center of the seminiferous tubules (orange), which form the human testicle.Credit: Susumu Nishinaga/Scientific Photo Library A man’s ability to
You have full access to this article through your institution. Hello Nature Readers, would you like to receive this report in your inbox for free every day? Register here. The researchers compared bones from a tyrannosaurus rex breeding birds and other dinosaurs to estimate that it would have been the size of a small domestic