Researchers found more than 800 sites in the genome where the twins bore the same chemical tags.

A study probes how genetic duplications that can swell protein length influence human traits such as height and kidney function.

The finding of the Ebola-like disease, which killed a man in Guinea, has prompted public health measures.

Author Lauren Aguirre finds reasons for optimism in the fight against Alzheimer’s disease.

By avoiding the production of antibodies, something vaccines ordinarily induce, the immunization sidesteps the problem of antibody-dependent enhancement, which can amplify infection by a similar virus and is known to occur with dengue and Zika.

The newly discovered microbe seems to be responsible for a mysterious neurological disease that has killed dozens of critically endangered Western chimpanzees.

Researchers say the popularity of convalescent plasma makes it more difficult to gather high-quality data on its efficacy.

The company behind a now-discredited study on hydroxychloroquine also posted a report that has been cited by Latin American governments recommending ivermectin as a possible coronavirus treatment. Clinicians there say the effects have been extremely damaging.

The most common preexisting conditions among the patients were diabetes, obesity, and hypertension.

Abbott’s ID NOW test missed the most positive samples among five products given the green light by the FDA to use during the pandemic.

Our maps and charts, updated regularly, offer a striking view of the global move of the novel coronavirus.

Scientists identify a potential biomarker for predicting the progression of a deadly cardiac disease.

The public health emergency has spurred a mass vaccination campaign.

Both bobcats and the state’s namesake panther, an endangered species, have been spotted with signs of the condition.

Researchers seek to untangle the biological mechanisms linking resident microbes to our hearts—and to harness them therapeutically.

The decision may facilitate the agency cracking down more effectively on the unproven interventions these companies sell.

Stony coral tissue loss disease has already affected 80 percent of Florida’s coastal reef system. Now, a huge team of responders is working to slow its spread and prepare for future restoration efforts.