In this edition of Null and Noteworthy, a large clinical trial goes sideways, while memory and emotions hold up.

The drug suppresses an overactive signaling pathway implicated in tuberous sclerosis complex.

Genetics strongly influences some aspects of the monkey’s social behavior, including tendencies to solicit grooming and sit or play alone.

Tweets in the autism research sphere during the first week of March have come in like a lion, roaring — over gaps in clinical care for autistic people, gaps in understanding and gaps in evidence.

Here is a roundup of news and research for the week of 28 February.

People who heard about SPARK, a genetic study of autism, directly from a physician were more likely to enroll than those who heard about the project elsewhere.

The new animal line could accelerate the discovery of gene-activating therapies for the autism-linked condition Rett syndrome.

Given the known link between severe maternal infections and autism, some scientists are investigating whether COVID-19 during pregnancy can affect a child’s neurodevelopment.