For much of modern biology, scientists argued that viruses are not alive, pointing to a basic limitation: they cannot make proteins on their own and must depend entirely on the cells they infect for ...

Even a mild case of COVID-19 or the flu can impact the body long after the fever and cough fade, according to new Tulane University research that may help explain why some people struggle to feel ...

Biochemists at Caltech have identified how viruses have converged on a method for killing bacteria. The researchers have homed in on an underexplored small transporter called MurJ that is a vital part ...

West Nile virus is the most common mosquito-borne illness in the continental United States and can in rare cases lead to a much more serious disease with an approximately 10% fatality rate. West Nile ...

Antibiotic resistance is rising fast, killing tens of thousands each year in the U.S. alone—and scientists are racing to find ...

AVG remains familiar in 2026, but performance varies. This review covers protection, system impact, and comparisons with Norton and McAfee across devices.

Avira stays simple, but that has limits. This 2026 review examines its protection, free vs paid versions, and real-world use on desktop and mobile.

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.