Cell division in large embryos is coordinated by spatial waves of Cyclin B–Cdk1 activity that spread through the cytoplasm and affect cortical contractility. However, ...

Shifting brain glucose levels act as a metabolic switch that directs OPC proliferation and myelin formation, revealing a mechanism with developmental and clinical implications.

A major physics experiment has uncovered evidence for a strange new form of matter, where a fleeting particle gets trapped ...

A rare long-period comet, C/2025 R3 (PanSTARRS), is currently visible in southern skies for a limited time. Originating from ...

Biocompatible molecular spin sensors enable absolute thermometry in the cytoplasm and nucleus of living cancer cells.

Penn Engineers have developed a new way to use AI to solve inverse partial differential equations (PDEs), a particularly ...

"Each interstellar comet brings a little bit of its history, its fossils, from elsewhere." ...

The development of an embryo is one of the most fundamental processes in biology. Early in this process, it is determined ...

New research reveals that high glucose levels drive stem cells to multiply, while low levels signal them to mature into ...

A ripple tells you something happened, but not exactly what. That is the core problem behind a hard class of equations that ...