COVID can wake up a slew of dormant viruses inside you

Incarceration rates have substantially declined in the US across the 21st century

New Nature Cell Biology study finds that circadian timing alters tumor-derived extracellular vesicles and that timing targeted cancer therapy to these rhythms improved treatment efficacy in mouse models

A clinical audit of 810 conversations across 9 chatbots found concerning mental health responses were widespread, though less common in newer models.

The shrinking landscape of linguistic diversity in the age of LLMs

Reawakening exhausted natural killer cells to help T cells shrinks resistant ovarian tumors

Low-smoke fuels for residential heating linked to an increase in ultrafine particle emissions

A global analysis finds that under high emissions, about 63% of river fish face water too hot to cross, cutting them off from food and mates.

Climate simulations suggest a weaker Atlantic Meridional Overturning Circulation causes the global ocean to retain more heat, with past weakening events producing additional warming equivalent to about 25 ppm of atmospheric CO₂…

Magnetically driven MXene–nickel microrobots bound and retrieved microplastics from laboratory water and soil samples