Astronomers have long sought signs of life beyond Earth, with exoplanets like K2-18 b — a world about 124 light-years away — offering tantalizing possibilities. In 2023 and again in April 2025, a team ...

Mountain View, CA– The Carl Sagan Center for the Study of Life in the Universe is being established at the SETI Institute in Silicon Valley to sustain a long-term commitment for research into age-old ...

A new study published in July 2025 tackles one of science's most profound mysteries—how did life first emerge from nonliving matter on early Earth? Using cutting edge mathematical approaches, ...

After decades of rising life expectancy, the increases appear to be slowing. A new study calls into question how long even the healthiest of populations can live. By Dana G. Smith The oldest human on ...

Holobiont biology recognizes animals, plants, fungi and other hosts as dynamic assemblages of interacting and/or interdependent host and microbial cells, just as the host body is recognized as a ...