University of California San Francisco

Vaquita porpoises are on the edge of extinction, with just 10 left in their sole habitat within Mexico's Gulf of California.

However, a new study published in the journal Science offers some hope: the world's rarest marine mammals aren't doomed by a lack of genetic diversity, and can recover if illegal "gillnet" fishing ceases immediately.

An international team of scientists say they have found traces of an ancient plague in the ancestral genetic makeup of East Asians.

An international study found that plague corona virus ever spread in East Asia more than 20,000 years ago. In this study, the scientists stated that they found traces of plague in the genetic order of people from that area.