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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A NASA satellite image of the sky, with a hot, dusty galaxy circled in magenta. A team of astronomers combed through a collection ...

A fresh storm has erupted around NASA after a theoretical physicist claimed that the agency may be deliberately blurring ...

If advanced alien civilisations are building vast satellite swarms designed to harvest a star’s energy, we should be able to see them – so why haven’t we? One answer might be that these structures, ...

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 ...