The FDA is considering an experimental fertilization technique that could allow the eggs and sperm from three people to create a baby.
The California children tested negative for polio, and all had been vaccinated.
These deadly organisms can be tough to detect or kill. Still, the risk of infection remains low.
A debilitating mosquito-borne disease once confined to Africa and Asia has now spread to the Caribbean and may make its way across North and South America.
NBC sportscaster Bob Costas is suffering from this uncomfortable condition.
Is the newest strain of bird flu jumping to people? Continue reading →
New cases of cancer will reach 21.6 million per year compared to 14 million in 2012.
A 14th-century outbreak of plague known as the Black Death may have caused Europeans and Roma people to evolve to look more similar.
+ Load More