Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

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 ...

Dive into the intriguing world of cold stars that some scientists believe might be more than just celestial bodies. Are they actually advanced alien megastructures hiding in plain sight? Join us as we ...

The ‘Gardens by the Bay’ are home to 100,000 thriving plants–but for the entire setup to work, the designers had to figure out a way to protect the eerily-designed structures against the strong winds ...