New research reveals that cancer is rife with bacteria and fungi — a rich ecosystem that scientists say offers new possibilities for the detection and even the treatment of cancer
Alzheimer’s might not be primarily a brain disease. Studying beta-amyloids as abnormal proteins that cause Alzheimer’s disease has not translated into a useful drug or therapy. A new theory suggests it’s an autoimmune condition.
Fears of a polio resurgence in the US have health officials on high alert. A virologist explains the history of this dreaded disease, why it's resurfacing today and what we need to do to combat it.
The gene-editing technology has led to innovations in medicine, evolution and agriculture — and raised profound ethical questions about altering human DNA.
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