Comets and viruses

Idea of microbes originating from space. Microbes can survive frozen, deep within the permafrost for millions and even billions of years. They might be perfectly adapted for a life on some frozen object, traveling through space.

Coronavirus: WHO declares global health emergency

The World Health Organization (WHO) on Thursday declared the coronavirus a public health emergency of international concern. The UN's health arm said the move was to protect countries with "weaker health systems."

Bacteriophages may help to fight antibiotic resistance

Latest studies showed that bacteria-infecting viruses called bacteriophages, or simply phages, could kill different strains of the bacterium E. coli by making mutations in a viral protein that bound to host cells. 

Unknown virus discovered in 'throwaway' DNA

A chance discovery has opened up a new method of finding unknown viruses.