On Cayo Santiago island, scientists track the alliances and power struggles of a colony of feral monkeys — collecting data to generate new insights into the social challenges that people with autism face.

Some children are highly sensitive to sound, sight or touch, whereas others seem almost numb. Exploring the differences may offer insights into autism.

Criss-crossing the globe on a quest for unusual DNA, researchers have discovered a rare mutation that promises insights into both epilepsy and autism — and points to a treatment.

Minority families often miss out on treatment or get left out of research — an ethical failure. New projects are illuminating autism’s diverse shades.

‘Trans’ people with autism express a gender at odds with societal expectations, or reject the male-female divide entirely. Many are breaking new ground on how identity is defined — and what it means to also have autism.

Terms such as ‘low-functioning’ often used to describe people with autism, are misleading and stigmatizing. Tracking people’s daily lives over time may offer a clearer picture of life with the condition.

The possibility that autism is caused by a maternal immune system gone awry is no longer a fringe idea — but proposals to identify or fix these glitches are still controversial.

Autism and anorexia may seem to have nothing in common, but below the surface, the two conditions are startlingly similar—and sometimes affect the same person.

Once thought merely to be specialized immune system cells, microglia now appear to be master landscapers of the developing brain.

Some people with autism have an exceptional talent for music, math, art or language. What accounts for their extraordinary brains?