The issue stems from a deeper conflict within statistical physics. A key principle used to explain why time appears to move in one direction is Boltzmann’s H theorem, which plays a central role in ...

Astronomers have finally identified the source of unusual X-rays from the bright star gamma-Cas, resolving a decades-long mystery.

Students discovered an ultra-ancient star with almost no heavy elements, making it one of the most pristine ever found. Surprisingly, it appears to have formed in another galaxy before drifting into ...

Astronomers report that WOH G64, one of the largest known stars, appears to have undergone a striking transformation into a rare yellow hypergiant. Credit: ESO / L. Calçada. A ma ...

Researchers have identified a versatile enzyme capable of reshaping peptide-based drugs into more stable, longer-lasting forms.

New findings suggest a widely used artificial sweetener may produce a lesser-known compound with the ability to interact with ...

Depressive symptoms are common in people with asthma, but increasing evidence suggests they may be driven by biological processes that differ from those seen in major depressive disorder.

A new study helps explain why a promising class of cancer drugs has often failed to meet expectations in clinical trials.

Hats once signified power, defiance, and social status in England, influencing politics, behavior, and everyday life.

Hidden within ancient microbial structures, scientists have uncovered a partnership that may mirror one of life’s most ...

Researchers at Oregon Health & Science University have identified a previously unknown system inside cells that works like internal “trade winds,” rapidly carrying essential proteins to the cell’s ...

Scientists have made the first experimental observation of matter wave diffraction in a short-lived electron-positron atom. A ...