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The search for life beyond Earth has always been full of surprises. Strange radio signals have sparked excitement. Odd gases on distant worlds have raised questions. Even ordinary objects have been ...

Efforts to manage invasive alien plant species in forests could be held back by a continued reliance on chemical methods, ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

For the first time in more than 15 years, the International Academy of Astronautics (IAA) Search for Extraterrestrial ...