They often twirl around heavier ones, like our Milky Way, as satellite dancers. The dark matter distribution of a Milky Way ...

This artist's concept illustrates a hierarchical scheme for merging black holes. Credit LIGO/Caltech/MIT/R. Hurt (IPAC) In a breathtaking leap for astrophysics, the LIGO-Virgo-KAGRA (LVK) ...

When scientists administered Betaine to aged mice, the results were stunning: improved metabolism, sharper thinking, and enhanced movement. In lab tests on human cells, it reversed signs of aging in ...