The currently accepted definition of lifeThis is the standard definition currently adopted in many textbooks. Anything that ...

In 2003, Jean-Michel Claverie made a discovery in bacterial genomics that would change his career trajectory and begin a new era in microbiology. “One day, we found a very strange beast that nobody ...

Some viral realms infect only specific groups of organisms, which suggests they arose after certain branches of life had already evolved, rather than dating all the way back to LUCA. For instance, ...

This article was produced in collaboration with The Conversation, a nonprofit news organization. A new year might mean new viral threats. Old viruses are constantly evolving. A warming and ...

Some viruses mutate more rapidly than others. Learn more about why that is and what that means for your health. Have you ever wondered why you have to get a flu shot every year, but some vaccines are ...

What is a virus? It is a small segment of genetic material, DNA or RNA, enclosed in a protein envelope. It is neither dead nor alive. It simply exists. Viruses are everywhere. For example, a ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Artificial intelligence has helped scientists create entirely new ...

Artificial intelligence has helped scientists create entirely new viruses that can function and replicate in a laboratory, marking a major step forward in using AI to design biological systems, the ...