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Astrobiology Jul 31, 2023

If rogue planets are everywhere, how could we explore them?

At one time, astronomers believed that the planets formed in their current orbits, which remained stable over time. But more recent observations, theory, and calculations have shown that planetary systems are subject to shake-ups ...

Plasma Physics Jul 27, 2023

Predicting molecular rotational temperature for enhanced plasma recombination

Humans may never be able to tame the sun, but hydrogen plasma—making up most of the sun's interior—can be confined in a magnetic field as part of fusion power generation: with a caveat.

Condensed Matter Jul 21, 2023

Finding game-changing superconductors with machine learning tools

Superconductors—found in MRI machines, nuclear fusion reactors and magnetic-levitation trains—work by conducting electricity with no resistance at temperatures near absolute zero, or -459.67°F.

Astronomy Jul 13, 2023

Astronomers identify the coldest star yet that emits radio waves

Astronomers at the University of Sydney have shown that a small, faint star is the coldest on record to produce emission at radio wavelength.

Astronomy Jul 13, 2023

James Webb Space Telescope finds possible evidence of dark stars

A trio of astrophysicists, two from Colgate University and the third from the University of Texas, has found evidence of dark stars courtesy of data from the James Webb Space Telescope. In their study, reported in Proceedings ...

Analytical Chemistry Jul 13, 2023

A scalable, safer, and potentially cheaper way to isolate valuable isotopes

New research published in Science Advances, led by Yuan Yang, associate professor of materials science at Columbia Engineering, and collaborators at Lamont-Doherty Earth Observatory, demonstrates a novel technique for isolating ...

Plants & Animals Jul 10, 2023

Researchers explain how mushrooms can live for hundreds of years without getting cancer

The risk of cancer increases with every cell division. As such, you would expect long-lived species like elephants to get cancer more often than short-lived species like mice. In 1975, however, Richard Peto discovered that ...

Astronomy Jul 7, 2023

Light supergiant reveals a missing evolutionary stage

Dr. Varsha Ramachandran from the Center for Astronomy of Heidelberg University (ZAH) and her colleagues uncovered the first "stripped" star of intermediate-mass. This discovery marks a missing link in our picture of stellar ...

Plasma Physics Jun 27, 2023

Team improves spectral analysis and measurement of X-ray crystal spectroscopy for future fusion reactors

A research team led by Prof. Lyu Bo from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has improved the diagnostic accuracy of X-ray Crystal Spectroscopy (XCS) and investigated a series of fusion ...

Astronomy Jun 26, 2023

Nancy Grace Roman space telescope could detect supermassive dark stars

The first stars of the universe were very different than the stars we see today. They were made purely of hydrogen and helium, without heavier elements to help them generate energy in their core. As a result, they were likely ...

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