Scientists have discovered a protein that may help harmful aging cells hide from the immune system, allowing them to accumulate and fuel age-related health problems. Blocking the protein in mice ...

A massive prehistoric snake discovered in India may have rivaled the largest snake ever known. Called Vasuki indicus, the ...

A promising new treatment for knee arthritis uses tiny, dissolvable particles to block abnormal blood vessels, easing inflammation and pain without joint replacement surgery. In a study of 194 ...