Tag: microbes & viruses

Researchers have discovered mysterious new microbes that colonize the microscopic world inside our mouths and digestive tracts.These obelisks, as they've ...

The avian flu continues to circulate in parts of the world, including the U.S., infecting domestic poultry, cattle, and some ...

When Homo neanderthalensis first came in contact with Homo sapiens around 50,000 years ago, in what’s now the Middle East, ...