Confirmation of alien life would answer one enormous question and immediately create dozens more. Humanity’s reaction would ...

Two major alien-life announcements in 2025 generated enormous excitement, but most astrobiologists remained unconvinced. Only 6.6% of surveyed experts thought possible biological molecules on K2-18b ...

Some UFO cases remain difficult to explain, but that is only the beginning of the scientific question. The evidence needed to ...

For years, scientists across the world have searched for the signs of life beyond our home planet in two main ways. They have either looked for signs of biology on other worlds, known as biosignatures ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The search for extraterrestrial life has evolved from philosophy to a serious scientific and ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, ...

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Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...