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frozen Mars

Space

The Mars paradox: Why we still don't understand water on Mars

A 40-year quest to resolve discrepancies between climate models and observations just got another false start. Are we missing something more fundamental?

Analysis

Mars landing sites for 2020 NASA mission down to the final three

Space

Mars landing sites for 2020 NASA mission down to the final three

News

Oxygen ions sent from Earth have been spotted on the moon

Space

Oxygen ions sent from Earth have been spotted on the moon

News

biofilms

Life

Dried-up slime could help microbes survive briny waters on Mars

News

Dried-up slime could help microbes survive briny waters on Mars

Space

Dried-up slime could help microbes survive briny waters on Mars

News

This smooth rock may be a metal meteorite on Mars

Space

Curiosity finds Mars rock that may be a meteorite made from iron

News

Tyson

Earth

Of presidents and planets: Neil deGrasse Tyson looks ahead

Features

Reddish geology of Utah desert

Space

Four extreme environments where humans are tasting life on Mars

Features

Mars

Space

Mars should have loads more water – so where has it all gone?

News

Gifford

Life

My year on Mars: Frontier life of a space doctor

How will the first settlers to the Red Planet get on? Sheyna Gifford should know, after surviving a year-long NASA mission inside a dome on a volcano

Features

Space

A dash of hydrogen and methane could have kept Mars warm

News

Space

The world in 2076: Thousands of people have settled on Mars

Features

Space

Beagle Mars probe probably didn’t crash, new analysis shows

News

Life

I watched a rover search for ancient life on Mars – I mean, Utah

News