Vaccine experts divided on whether that level of protection is too low or too demanding.

SARS-CoV-2 causes cells to put out projections that spread the virus, a study finds.

An influenza virus identified in pigs in China has a concerning mix of genes, but experts say there is no way to know if it will evolve to be transmissible between humans.

A survey of hospitalized patients finds some suffer fatigue, ischemic stroke, delirium, and other symptoms.

Three studies identify unintended consequences of gene editing in human embryos, including large deletions and reshuffling of DNA.

The cell conversion strategy restores neurons and motor functions lost as a result of an induced Parkinson’s-like illness in the animals.

The Stanford University researcher charted the human sleep cycle and characterized numerous sleep disorders.

Arizona, Florida, California, and others have seen record numbers of daily new coronavirus positives in the last couple of weeks, and that’s not just a reflection of more testing. Hospitalizations are up too.

Despite high-profile political tensions between the two countries, researchers in the US and China are working together now more than ever, according to our bibliometric study.