More than 2,500 alien plant species could find suitable conditions in the Arctic, especially in northern Norway and Svalbard.

For more than six decades, astronomers have listened for possible signals from extraterrestrial civilisations, with no confirmed detection to date. A .

When sonar first picked up a massive, stair‑like object on the floor of the Baltic Sea, the image looked less like geology and more like a movie prop. The structure’s circular outline, sharp edges and ...

In this week's Science for All newsletter, Divya Gandhi explains how the Arctic is at the risk of an invasion of non-native ...

If you found out we weren't alone, if someone showed you, proved it to you, would that frighten you? That question sits at the heart of Disclosure Day, Spielberg’s new film. Here are 10 movies that ...