It's one of medicine's biggest mysteries — why sometimes our immune system attacks our own bodies. Autoimmune diseases affect as many as 50 million Americans and millions more worldwide.

Best DNA testing kits for uncovering your family history, tried and tested - Use a DNA kit to fill out the branches on your ...

New study explains the gender gap in Alzheimer's rates, with scientists identifying chromosomal differences and hormonal changes as key factors. Four key moments from Trump’s ‘60 Minutes’ interview ...

Figure 2: Maximum likelihood network inferred from the haplotype frequencies reported in Table 1. Three mutually reinforcing mutations, M42, M94 and M139 (two transversions and a 1-bp deletion), ...