In 2006, US scientists published a landmark study that linked lower levels of a gene known as PCSK9 to lower rates of heart disease. Researchers then sought to test the thesis by identifying subjects ...

Ever since an at-home DNA test revealed a Nigerian ancestry, life-long Evanston resident Tina Penick has reflected on what might have been. “What if we lived in Nigeria? What would that look like?” ...

Africa has long been known as the cradle of humanity. Fossils, tools and genetics all point there. Yet the deeper story of how the first modern humans lived, moved and mixed has stayed blurry. Too ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Schizophrenia has long been one of medicine’s most puzzling conditions, with genetics offering tantalizing clues but an incomplete picture. A record-setting DNA study in people of African ancestry is ...

Add Yahoo as a preferred source to see more of our stories on Google. The African wild dog is one of Africa’s most endangered predators. African wild dogs are highly elusive, avoiding human contact ...

Archaeologists have analyzed the DNA of two unrelated individuals buried in 7th-century-AD cemeteries on the south coast of England, revealing that they both had recent ancestors, likely grandparents, ...

I read your column “Do Most Whites Have Traces of African DNA, as I Do?” with interest. The questioner in that column was wondering whether the traces of African ancestry in her DNA test entered her ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...