The same brain mechanism by which surprising events interrupt movements may also be involved in disrupting cognition, according to a study.

The virus can be transmitted by unprotected anal sex between men, according to a CDC report.

Parasitic worms promote the growth of beneficial intestinal microbes in a mouse model of inflammatory bowel disease.

A 24-year-old quadriplegic man regains control of his arm with a neural prosthetic device.

Patients infected with the virus can develop a condition similar to multiple sclerosis, a small study suggests.

The virus infects and kills human neural stem cells and impedes brain tissue development, according to a study.

An analysis of the genomes of nearly 600,000 healthy individuals reveals a handful of people who appear resistant to certain genetic disorders.

Trap-jaw spiders have the fastest, most powerful bite of any arachnid, scientists show. 

In-depth analysis of the Neanderthal Y chromosome offers insights into the ancient hominins’ split with modern humans.

Targeting HIV-1 with CRISPR/Cas9 stops the virus from replicating, but can also help it escape, two recent studies show.

A donor heart from a genetically modified pig survives for more than 2.5 years inside a baboon’s abdomen.

Researchers develop another mouse model of Zika virus infection that mimics the disease in humans.