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New light shed on how Earth and Mars were created

Analysing a mixture of earth samples and meteorites, scientists from the University of Bristol have shed new light on the sequence of events that...

Hot rocks, not warm atmosphere, led to relatively recent water-carved valleys...

Present-day Mars is a frozen desert, colder and more arid than Antarctica, and scientists are fairly sure it's been that way for at least...

Rover findings indicate stratified lake on ancient Mars

A long-lasting lake on ancient Mars provided stable environmental conditions that differed significantly from one part of the lake to another, according to a...

Rivers on three worlds tell different tales

The environment on Titan, Saturn's largest moon, may seem surprisingly familiar: Clouds condense and rain down on the surface, feeding rivers that flow into...

Mars volcano, Earth’s dinosaurs went extinct about the same time

New NASA research reveals that the giant Martian shield volcano Arsia Mons produced one new lava flow at its summit every 1 to 3...

Paleolake deposits on Mars might look like sediments in Indonesia

In their GSA Bulletin article published online last week, Timothy A. Goudge and colleagues detail the clay mineralogy of sediment from Lake Towuti, Indonesia,...

New evidence for a water-rich history on Mars

Mars may have been a wetter place than previously thought, according to research on simulated Martian meteorites conducted, in part, at the Department of...

More Earth-like than moon-like

Mars' mantle may be more complicated than previously thought. In a new study published today in the Nature-affiliated journal Scientific Reports, researchers at LSU...

Evidence of 2 billion years of volcanic activity on Mars

Analysis of a Martian meteorite found in Africa in 2012 has uncovered evidence of at least 2 billion years of volcanic activity on Mars....

New evidence for a warmer and wetter early Mars

A recent study from ESA's Mars Express and NASA's Mars Reconnaissance Orbiter (MRO) provides new evidence for a warm young Mars that hosted water...

Meteorites reveal lasting drought on Mars

The lack of liquid water on the surface of Mars today has been demonstrated by new evidence in the form of meteorites on the...

A funnel on Mars could be a place to look for...

A strangely shaped depression on Mars could be a new place to look for signs of life on the Red Planet, according to a...

Modeling floods that formed canyons on Earth and Mars

Geomorphologists who study Earth's surface features and the processes that formed them have long been interested in how floods, in particular catastrophic outbursts that...

Unusual martian region leaves clues to planet’s past

Researcher Don Hood from LSU and colleagues at collaborating universities studied an unusual region on Mars—an area with high elevation called Thaumasia Planum. They...

Earthquakes, ‘Mars-quakes,’ and the possibility of life

A new study shows that rocks formed by the grinding together of other rocks during earthquakes are rich in trapped hydrogen -- a finding...

Mars Rover Views Spectacular Layered Rock Formations

The layered geologic past of Mars is revealed in stunning detail in new color images returned by NASA's Curiosity Mars rover, which is currently...

Veins on Mars were formed by evaporating ancient lakes

Mineral veins found in Mars's Gale Crater were formed by the evaporation of ancient Martian lakes, a new study has shown. The research, by Mars...

Cataclysm at Meteor Crater: Crystal sheds light on Earth, moon, Mars

In molten sandstone extracted by prospectors a century ago, an international team of scientists has discovered microscopic crystals telling of unimaginable pressures and temperatures...

Digging deeper into Mars

Water is the key to life on Earth. Scientists continue to unravel the mystery of life on Mars by investigating evidence of water in...

Sand Ripples on Mars are a type not seen on Earth

Some of the wind-sculpted sand ripples on Mars are a type not seen on Earth, and their relationship to the thin Martian atmosphere today...

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