Quasi-Fermi-level Splitting: The difference between the quasi-Fermi levels of electrons and holes in a semiconductor under non-equilibrium conditions, indicative of the effective charge carrier ...

Chinese solar module maker Longi has presented a new tandem perovskite-silicon solar cell with a 34.58% power conversion efficiency. The cell incorporates a new material designed to reduce passivating ...

The Fermi Paradox ask us how in a Universe so vast and ancient we seem to be the only intelligent civilization around, with no older interstellar alien empires visible in the galaxy. But could ...

Physicists have recreated the mechanism behind cosmic ray acceleration in a lab for the first time using ultracold atoms and a device no bigger than a human hair. Scientists have achieved a major brea ...

More information: Alexander Salganik et al, Discovery of a 0.8-mHz quasi-periodic oscillations in the transient X-ray pulsar SXP31.0 and associated timing transitions, arXiv (2025).

The pass rate for the second level of the chartered financial analyst test soared well above the decade average as candidates who stayed on schedule continued to outperform peers who put off the exam.

Wall Street Worries as Crisis-Level Deficits Become the Government’s Default Mode New legislation could push federal debt into dangerous territory—without an emergency requiring it Share Resize ...

Researchers have modeled sea level changes on thousand-year timescales for the past 540 million years. These insights offer better tools for mapping subsurface layers used in energy and waste storage.

A blueberry recall has been upgraded to the highest possible level over contamination concerns. Alma Pak International LLC voluntarily recalled 400 boxes, weighing 30 pounds each, of its organic ...

ICE’s $175 billion windfall: Trump’s mass deportation force set to receive military-level funding ICE is set to receive a massive infusion of cash aimed at building the capacity to detain more ...

FDA issues highest level recall alert on 12,000 pounds of organic blueberries shipped to North Carolina due to potential listeria contamination.