Why scientists fear we're missing evidence of extraterrestrial life

NASA finds strongest evidence yet of ancient life on Mars, but definitive proof remains elusive

Bob McDonald analyzes NASA's latest announcement about the clearest evidence yet of potential ancient life on Mars, found by the Perseveranc

Mars Mission Challenges Serve as Stress Test for Astrobiology and Life Detection Methods

This article discusses how the search for life on Mars presents unique challenges and serves as a "stress test" for scientific methods used

NASA's Telescope Detects Potential Alien Life Signature, but U.S. Space Exploration at Risk

Scientists used NASA's James Webb Space Telescope to potentially detect a signature of alien life on a distant planet, sparking debate and s

SETI researchers develop guidelines for verifying and communicating evidence of alien life

This article discusses the concept of "Disclosure Day" — both as a new movie about the discovery of alien life and as a real-world scenario

Nonliving respiration: Another breath in the soil?

NASA's shifting Mars priorities put the search for extraterrestrial life on hold

The article examines NASA's evolving Mars exploration strategy, contrasting the ambitious life-detection goals of the Viking landers in the