Galaxies, planets, black holes: to most people, everything about our Universe sounds and feels enormous. But while it's true ...

Science Advances, 2025 The study joins a host of previous research proposing that, though Mars lost most of its atmosphere around the same time the ancient ripples formed, its bodies of water didn ...

As noted by Semana, a question remains: until when did Mars manage to preserve liquid water on its surface, especially considering the evidence of ripple formation around 3.7 billion years ago ...