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Caves carved by water on Mars may hold signs of past life

Eight possible cave openings found on the Martian surface look to have once had ancient streams flowing into them, suggesting they are promising places to look for evidence of life

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Space

The Martian permafrost may be hiding veins of habitable liquid water

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Space

Martian volcanoes may have transported ice to the planet's equator

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Handout still for the film Blue Planet Red. Wrench Tool and Container Discovered by Rolf Varga, the Spirit Rover photographed two funny-looking rocks that resemble a wrench and open-top container laid on its side. https://blueplanetred.net/images

Space

Blue Planet Red is wrong about Mars – but it's surprisingly poignant

Culture

Space

Mars once had an atmosphere that was thicker than Earth's today

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Clouds over Arsia Mons

Space

A weird cloud forms on Mars each year and now we know why

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Space

NASA hasn't found life on Mars yet – but signs are promising

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Space

Bioplastic habitats on Mars could be built from algae

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The suspected volcano (circled) is close to the Jezero Crater (left of the image)

Space

Perseverance rover may hold secrets to newly discovered Mars volcano

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EWEH8P The Martian is an upcoming science-fiction film directed by Ridley Scott. This photograph is for editorial use only and is the copyright of the film company and/or the photographer assigned by the film or production company and can only be reproduced by publications in conjunction with the promotion of the above Film. A Mandatory Credit to the film company is required. The Photographer should also be credited when known.

Space

91av recommends The Martian – sci-fi fun for all the family

The books, TV, games and more that 91av staff have enjoyed this week

Culture

Technology

Could brain-computer interface let us inhabit robot avatars on Mars?

Comment

Space

Dust devils on Mars produce lightning-like zaps of electricity

News

Space

Most quakes on Mars happen during the summer – and we don’t know why

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Space

Hera asteroid mission takes stunning images of Mars’s moon Deimos

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