Efforts to manage invasive alien plant species in forests could be held back by a continued reliance on chemical methods, according to a new study. Research led by Lizzie Keen, a postgraduate ...

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 ...