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Astronomy May 15, 2024

Hubble views the dawn of a sun-like star

Looking like a glittering cosmic geode, a trio of dazzling stars blaze from the hollowed-out cavity of a reflection nebula in this new image from NASA's Hubble Space Telescope. The triple-star system is made up of the variable ...

General Physics May 13, 2024

Possible new process for the synthesis of rare nuclei in the universe

A new nucleosynthesis process denoted as the νr-process has been suggested by scientists from GSI Helmholtzzentrum für Schwerionenforschung, Technische Universität Darmstadt, and the Max Planck Institute for Astrophysics. ...

Astronomy May 10, 2024

Astronomers propose a new stellar theory to explain the origin of phosphorus

Astronomers have proposed a new theory to explain the origin of phosphorus, one of the elements important for life on Earth. The theory suggests a type of stellar explosion known as "ONe novae" as a major source of phosphorus.

Astronomy May 7, 2024

How NASA's Roman mission will hunt for primordial black holes

Astronomers have discovered black holes ranging from a few times the sun's mass to tens of billions. Now a group of scientists has predicted that NASA's Nancy Grace Roman Space Telescope could find a class of "featherweight" ...

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".

Plasma Physics Apr 19, 2024

Fusion-energy quest makes big advance with EU-Japan reactor

The inauguration of the world's most powerful fusion machine brings the dream of clean, safe and abundant power closer.

Plasma Physics Apr 16, 2024

Creating an island paradise in a fusion reactor

In their ongoing quest to develop a range of methods for managing plasma so it can be used to generate electricity in a process known as fusion, researchers at the U.S. Department of Energy's (DOE) Princeton Plasma Physics ...

Astronomy Apr 5, 2024

New observations provide insights into whether the birth of brown dwarfs takes a similar course to that of stars

The birth of stars is a chaotic and dynamic process, especially in the early phase, which is characterized by complex gas structures in the form of spirals and streamers. Such structures are termed "feeding filaments" because ...

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