Biology

This cuttlefish is flamboyant—but only on special occasions

Despite flashy reputation, flamboyant cuttlefish is nearly always camouflaged in the wild

Transplant patient recovers from COVID-19 after receiving donated plasma

UChicago Medicine’s use of plasma from COVID-19 survivors believed to be first-of-its-kind procedure

How fish fins evolved just before the transition to land

Research on fossilized fish from the late Devonian period, roughly 375 million years ago, details the evolution of fins as they began to transition into limbs fit for walking on land.