The Centers for Disease Control and Prevention traced an ongoing E. coli outbreak to the Central Coastal region of California. If you're sure your lettuce was grown elsewhere, you can eat it.
In a quest to rapidly advance its scientific depth and breadth, China is recruiting scientists from around the world. Some from the U.S. say the greater funding for school and research is freeing.
The virus has killed at least 240 people in the past four months, and it has shown no signs of abating. But the new trials may help end future outbreaks sooner.
Some doctors are morally opposed to performing abortions. Others feel it's their calling and give up weekends to work at small clinics that offer them. And that can put their jobs in jeopardy.
He Jiankui says he undertook the experiment in order to protect the twin baby girls from HIV. The claim is being met with international skepticism and condemnation.
Lou Anna Simon has been charged with lying to police. The charges are part of an investigation related to Nassar, the Olympics doctor who abused hundreds of women and girls.
Immunologist Daniel Davis says scientists are harnessing the power of the immune system to create new medications to fight cancer, auto-immune conditions and other diseases.
A scientist says he created the first genetically edited babies using CRISPR to protect them from HIV infection. The move has prompted immediate criticism as premature and reckless.