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Biosphere 2: Saving the world within a world

Space

Biosphere 2: Saving the world within a world

It was meant to provide a blueprint for colonies on Mars, but nearly ended up getting bulldozed. Now, though, Biosphere 2 is home to a bold new project

Features

NASA urged to seek live Martians with 2020 rover

Space

NASA urged to seek live Martians with 2020 rover

News

Race to Mars: Who will be first to the Red Planet?

Life

Race to Mars: Who will be first to the Red Planet?

Features

NASA's 2020 Mars rover will be a rock collector

Space

NASA's 2020 Mars rover will be a rock collector

News

Overprotection may be hampering hunt for Mars life

Earth

Overprotection may be hampering hunt for Mars life

News

Life

There may already be aliens on Mars

Opinion

Space

New NASA astronauts headed for destinations unknown

News

Mars fans vote to immortalise Curiosity rover in Lego

Space

Mars fans vote to immortalise Curiosity rover in Lego

Regulars

Are the gods playing marbles on Mars?

Space

Are the gods playing marbles on Mars?

Regulars

Old Mars rover digs up evidence for drinkable water

Space

Old Mars rover digs up evidence for drinkable water

NASA's Opportunity rover has found ancient aluminium-rich clays, which require neutral water to form, on the rim of Endeavour crater

News

Space

Sublime images to inspire an off-Earth generation

Books & Arts

Space

Return trips to Mars pose unacceptable radiation risk

News

Life

How to build a Mars colony that lasts – forever

News

Space

Toxic Mars dust could hamper planned human missions

News