How did viruses evolve? Are they a streamlined form of something that existed long ago, or an ultimate culmination of smaller genetic elements joined together? Aa Aa Aa The evolutionary history of ...

Researchers have proposed a new evolutionary model for the origin of a kingdom of viruses called Bamfordvirae, suggesting a billion-years evolutionary arms race between two groups within this ...

Scientists have recently unearthed a collection of ancient viruses from the depths of a Tibetan glacier, offering a glimpse into viral evolution and environmental conditions thousands of years ago.

Where do variants come from? New variants may arise in long-term infections of immunocompromised patients.

Researchers determined the zoonotic transmission potential of influenza A viruses (IAVs) H3 subtype of avian, equine, and swine origin.

You would think that uncovering the origin of an event that killed millions of people, took down major economies, and dramatically altered lifestyles would be of top priority to global leaders of ...

Health in Pennsylvania Origin of coronavirus remains a mystery 3 years into the pandemic Published: Feb. 28, 2023, 9:02 a.m.

Health Team Bats, the source of so many viruses, could be the origin of Wuhan coronavirus, say experts Scientists have said that a type of snake may be the original source of the Wuhan coronavirus.

A relatively old drug -- metformin -- may hold the key to preventing life-threatening illness and bolstering human longevity, ...

But the report on Friday reiterated that the evidence to support either conclusion was thin, and that U.S. intelligence agencies know far too little about the origin of the virus.

Origin of Zika Virus Outbreak in Brazil May Be Linked to Major Sporting Events Events such as the World Cup could have facilitated the spread, scientists say.