A long-lasting formulation of an antiviral drug greatly reduced people’s risk of a symptomatic flu infection in a trial, and ...

That said, with cases of H5N1 in humans rising, the discovery highlights the need for proactive surveillance of evolution in H5N1 and similar avian flu strains and that even a single mutation ...

South Africa has reported outbreaks of the highly pathogenic H5N1 strain of avian influenza, or bird flu, on two poultry farms in the country, the World Organisation for Animal Health said on ...

South Africa is grappling with a resurgence of the H5N1 bird flu, following outbreaks on poultry farms in Tswaing and Mkhondo ...

What can a tiny wasp with a rather gruesome parasitic life cycle teach us about evolution, behavior and human developmental ...

Influenza virus is an infectious agent belonging to the virus family Orthomyxoviridae that causes a respiratory tract infection (influenza or 'flu') in vertebrates. There are three main species ...

Viral evolution refers to the heritable genetic changes that a virus accumulates during its life time, which can arise from adaptations in response to environmental changes or the immune response ...

A groundbreaking study suggests that the famous Cambrian explosion—the dramatic burst of diverse animal life—might have actually started millions of years earlier than we thought. By analyzing ancient ...