While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

SETI researchers found no alien signals on interstellar object 3I/ATLAS, but the study refines future searches and expands ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

PARIS, France — An interstellar comet that blazed past the Sun last year could be nearly three times older than our Solar ...

Join the exploration as unusual claims are examined in a forest setting, separating observation from speculation through ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. When astronomers first discovered 3I/ATLAS in July 2025, the icy ...

An interstellar comet that blazed past the sun last year could be nearly three times older than our solar system and is ...

A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it appeared in July 2025.