A few politicians are making news for accepting a once-fringe conspiracy theory that the Earth is flat. Voters aren't ...

The curious minds at What If illustrate how Earth's entire evolutionary timeline could unfold in only 10 minutes.

We've even been asked if you could run solar cells during the long lunar night on reflected earthlight, so we decided to ...

The image from Google Earth shows the middle of the Pacific Ocean, the largest and deepest ocean on Earth with a total area ...

Venus may not have Earth-style tectonic plates, but it’s far from geologically quiet. A new model shows its crust is ...