Pioneering research led by Brazilians describes the immune system's reactions in detail in the first living patient to receive a genetically modified pig kidney transplant.

The shooting was captured on video by witnesses and fueled political and community tensions over immigration activity in the ...

This story is developing and will be updated. A man and woman were reportedly shot in East Portland on Thursday by federal agents, according to the Portland Police Bureau. Around […] ...

A new UCLA study reveals that a widely used federal hospital safety metric is fundamentally flawed when applied to emergency ...