Scientific American

A form of encephalitis that caused both wakefulness and profound somnolence reveals much about our inner clocks

Public health officials are not yet ready to say the connection is causal

These notable researchers who passed away during the year just ending made key contributions to ecology, planetary science, medicine, chemical engineering, and more.

A new breed of giants raises questions about how the biggest galaxies arise

Terence Tao, ganador de la Medalla Fields, resuelve el problema de la discrepancia de Erdös.

Animal experiments show how a just-discovered prion triggers a rare Parkinson’s-like disease

Some of the ways in which Dali made old art new, while preserving the original image in his reinterpretation.

Neuroimaging aids investigation into what happens in the brain when we try to remember information that’s very similar to what we already know

Decades after scientists decided that the famed dinosaur never actually existed, new research says the opposite