Mars Once Had Oceans — And Lost Them Forever

Hinzugefügt: 2026-06-03

[00:00:00]Once waves crashed on Mars, over 4 billion years ago water covered the north.

[00:00:07]Lowlands, deltas, sediments, the kind only water leaves behind.

[00:00:12]Possible shorelines on a planet with no stable seas.

[00:00:16]The magnetic field disappeared. Solar wind stripped the atmosphere. The water froze, then escaped into space.

[00:00:24]The proof is buried under the dust.