Martian doorway. This image taken on Mars by NASA’s Curiosity rover shows a naturally occurring rock feature that looks like an alien door. The opening is around 30 cm tall and probably formed ...

The Ariana Lagoon near Tunis vividly shows the ongoing crisis. Images captured by the Copernicus Sentinel-2 satellites in August 2021 (left) and 2023 (right) show how the lagoon, an important ...

In the course of scientific research, beautiful images can appear in simulations, under microscopes or in photography. They can offer a window into the process of scientific research to the public, as ...