This fundamentally changes how we think about the evolution of complex nervous systems,” said biologist Jack Ullrich-Lüter.

Researchers found that the metabolic molecule CtBP2 may indicate biological aging and health status. Higher levels correlate with longevity and better metabolism. Aging affects every organ and tissue ...

New research shows sea urchins have a brain-like nervous system. Neurons are spread across their bodies, with light-sensitive cells included. The findings challenge traditional views of brain ...