BOSTON - Have you ever wondered how accurate those pet DNA tests are? The WBZ I-Team put dog breed tests to the test, and it wasn't the first time some very surprising results came back. "I personally ...

Anthropologist Carla Handley is sitting cross-legged in a mud-walled house in a Kenyan village called Merti. She's meeting with a man dressed in a flowing blue robe and a woven cap of red and white.

Researchers analyzed DNA methylation in human skeletal muscle and identified age-linked epigenetic markers that enable highly ...

DNA is often compared to a written language. The metaphor leaps out: Like letters of the alphabet, molecules (the nucleotide bases A, T, C and G, for adenine, thymine, cytosine and guanine) are ...