Search results for fusion

Plasma Physics May 6, 2024

Fusion record set for tungsten tokamak WEST

Researchers at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) measured a new record for a fusion device internally clad in tungsten, the element that could be the best fit for the commercial-scale ...

Space Exploration May 2, 2024

Pulsed plasma rocket (PPR): Shielded, fast transits for humans to Mars

The future of a space-faring civilization will depend on the ability to move both cargo and humans efficiently and rapidly. Due to the extremely large distances that are involved in space travel, the spacecraft must reach ...

Astronomy May 1, 2024

Euclid telescope: Scientist reports on his quest to understand the nature of dark matter and dark energy

On July 1, 2023, Euclid, a unique European space telescope was launched from Cape Canaveral. The launch was undoubtedly the highlight of my career as an astronomer, but witnessing the result of years of work being put on ...

Plasma Physics Apr 30, 2024

New instrument could help scientists tailor plasma to produce more fusion heat

Creating heat from fusion reactions requires carefully manipulating the properties of plasma, the electrically charged fourth state of matter that makes up 99% of the visible universe.

Astronomy Apr 29, 2024

Q&A: How to catch a glimpse of a new star about to appear in the night sky

If you peer up at the constellation Corona Borealis—the Northern Crown—over the next several months, you may catch a glimpse: Astronomers predict that sometime this year, a new star will appear in the night sky, growing ...

Environment Apr 29, 2024

G7 reportedly agrees end date for coal-fired power plants

G7 energy ministers have agreed a time frame for phasing out coal-fired power plants, a British minister said Monday, as the UN warned "excuses" for failing to take bold actions on climate change were "not acceptable".

Cell & Microbiology Apr 29, 2024

Novel mechanisms for cleavage-independent activation of gasdermins revealed

Pyroptosis is a type of programmed cell death mediated by the gasdermin (GSDM) protein family, which plays important roles in the body's defense against pathogen infection, elimination of abnormal or harmful cells, and other ...

Plasma Physics Apr 29, 2024

Physicists overcome two key operating hurdles in fusion reactions

A team of physicists from several institutions across the U.S. working with a colleague from China, at the DIII-D National Fusion Facility, in San Diego, California, has devised a way to overcome two key hurdles standing ...

General Physics Apr 26, 2024

Large Hadron Collider experiment zeroes in on magnetic monopoles

The late physicist Joseph Polchinski once said the existence of magnetic monopoles is "one of the safest bets that one can make about physics not yet seen." In its quest for these particles, which have a magnetic charge and ...

Optics & Photonics Apr 25, 2024

Demonstration of heralded three-photon entanglement on a photonic chip

Photonic quantum computers are computational tools that leverage quantum physics and utilize particles of light (i.e., photons) as units of information processing. These computers could eventually outperform conventional ...

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