Medical research

Measles origin finding could inform COVID-19 research

An international group of researchers has tackled the controversial question of when measles first emerged, finding it could be linked to the rise of large cities. The team sequenced the genome of a measles strain from 1912 ...

Diseases, Conditions, Syndromes

Spillover: Why germs jump species from animals to people

When a disease spreads from one species to another it is known as a "spillover event." Although not yet confirmed, preliminary evidence suggests that the virus that causes COVID-19, the 2019 coronavirus disease, may have ...

Diseases, Conditions, Syndromes

Bat cave study sheds new light on origin of SARS virus

Genetic recombination between viral strains in bats may have produced the direct evolutionary ancestor of the strain that caused a deadly outbreak of severe acute respiratory syndrome (SARS) in humans, according to new research ...