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Astronomy Apr 24, 2024

NASA's Chandra releases timelapse movies of Crab Nebula and Cassiopeia A

New movies of two of the most famous objects in the sky—the Crab Nebula and Cassiopeia A—are being released from NASA's Chandra X-ray Observatory. Each includes X-ray data collected by Chandra over about two decades. ...

General Physics Apr 12, 2024

Searching for new asymmetry between matter and antimatter

Once a particle of matter, always a particle of matter. Or not. Thanks to a quirk of quantum physics, four known particles made up of two different quarks—such as the electrically neutral D meson composed of a charm quark ...

General Physics Apr 10, 2024

ATLAS provides first measurement of the W-boson width at the LHC

The discovery of the Higgs boson in 2012 slotted in the final missing piece of the Standard Model puzzle. Yet, it left lingering questions. What lies beyond this framework? Where are the new phenomena that would solve the ...

General Physics Apr 8, 2024

FASER measures high-energy neutrino interaction strength

Operating at CERN's Large Hadron Collider (LHC) since 2022, the FASER experiment is designed to search for extremely weakly interacting particles. Such particles are predicted by many theories beyond the Standard Model that ...

Optics & Photonics Feb 27, 2024

Trapping and excitation of the simplest molecule: Precise measurement matches theoretical predictions

The simplest possible molecule H2+ was one of the very first molecules to form in the cosmos. This makes it significant for astrophysics, but also an important object of research for fundamental physics. However, it is difficult ...

General Physics Feb 26, 2024

Laser-focused look at spinning electrons shatters world record for precision

Scientists are getting a more detailed look than ever before at the electrons they use in precision experiments.

General Physics Feb 22, 2024

Experiment paves the way for new set of antimatter studies by laser-cooling positronium

AEgIS is one of several experiments at CERN's Antimatter Factory producing and studying antihydrogen atoms with the goal of testing with high precision whether antimatter and matter fall to Earth in the same way.

Space Exploration Feb 6, 2024

What's made in a thunderstorm and faster than lightning? Gamma rays

A flash of lightning. A roll of thunder. These are normal stormy sights and sounds. But sometimes, up above the clouds, stranger things happen. Our Fermi Gamma-ray Space Telescope has spotted bursts of gamma rays—some of ...

General Physics Feb 5, 2024

Plan for Europe's huge new particle collider takes shape

Europe's CERN laboratory revealed more details Monday about its plans for a huge new particle accelerator that would dwarf the Large Hadron Collider (LHC), ramping up efforts to uncover the underlying secrets of the universe.

Space Exploration Jan 9, 2024

NASA selects bold proposal to 'swarm' Proxima Centauri with tiny probes

Humans have dreamed about traveling to other star systems and setting foot on alien worlds for generations. To put it mildly, interstellar exploration is a very daunting task. As we explored in a previous post, it would take ...

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