Scientists have updated global rules for announcing possible alien signals. New guidelines emphasize independent verification ...

Advanced alien civilizations may communicate via a series of flashing lights, similar to how fireflies do, a new paper hints. This would potentially make extraterrestrials much harder to spot if we ...

Dyson sphere stability — once considered an impossible physics problem — may be within reach. A peer-reviewed paper in ...

“There is a silence in the night sky that has bothered me for as long as I can remember.” That line, attributed to Richard Feynman, lands because it gets at a simple, stubborn feeling. The sky looks ...

地球外文明を探し出す地球外知的生命体探査(SETI)は人類の夢ですが、高度な地球外文明は必ずしも人間のような方法でコミュニケーションしているとは限りません。2025年11月8日にプレプリントサーバーのarXivに掲載された論文では、「地球外文明はホタルの ...

The Search for Extraterrestrial Intelligence (SETI) is a dream of humanity, but advanced extraterrestrial civilizations do not necessarily communicate in the same way as humans. A paper published on ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...