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Mars might have lost its water quickly

Mars is an arid place, and aside from a tiny amount of water vapour in the atmosphere, all water exists as ice. But it wasn’t...

Scientists discover ancient megaflood on Mars’ equator

In a new study, scientists find that floods of unimaginable magnitude once washed through Gale Crater on Mars’ equator around 4 billion years ago. This...

Ancient zircon minerals from Mars reveal the elusive internal structure of the red planet

The uranium-bearing mineral zircon is an abundant constituent of Earth's continental crust. It provides information about the age and origin of the continents and large...

Scientists find how water escaped Mars

Mars once had oceans but is now bone-dry, leaving many to wonder how the water was lost. University of Arizona researchers have discovered a surprisingly...

Clay subsoil at Earth’s driest place may signal life on Mars

Earth’s most arid desert may hold a key to finding life on Mars. Diverse microbes discovered in the clay-rich, shallow soil layers in Chile’s dry...

The four most promising worlds for alien life in the solar system

The Earth’s biosphere contains all the known ingredients necessary for life as we know it. Broadly speaking these are: liquid water, at least one source...

Scientists create batteries that could make it easier to explore Mars

A new study could help create lighter, faster-charging batteries suitable for powering a spacesuit, or even a Mars rover. The study, which was funded by...

Early Martian landscape probably looked like this image of Devon ice cap

Early Mars was covered in ice sheets, not flowing rivers. Many valley networks scarring Mars's surface were carved by water melting beneath glacial ice, not...

NASA, ULA launch Mars 2020 Perseverance rover mission to red planet

NASA's Mars 2020 Perseverance rover mission is on its way to the Red Planet to search for signs of ancient life and collect samples...

6 things to know about NASA’s Ingenuity Mars helicopter

The first helicopter attempting to fly on another planet is a marvel of engineering. Get up to speed with these key facts about its plans. When...