Why did Mars dry out? New study points to unusual answers
Mars once ran red with rivers.
The telltale tracks of past rivers, streams and lakes are visible today all over the planet.
But about three billion...
How a type of aurora on Mars is formed
Physicists led by the University of Iowa have learned how a type of aurora on Mars is formed.
In a new study, the physicists studied...
Water evidence shows life on Mars unlikely late in its history
Scientists have investigated a meteorite from Mars using neutron and X-ray tomography.
The technology, which will probably be used when NASA examines samples from...
This crater on Mars is just a couple of years old
Changes are always taking place on Mars, from factors like seasonal variations and wind.
But there’s one other aspect that changes the surface of Mar...
Solar beats nuclear at many potential settlement sites on Mars
The high efficiency, light weight and flexibility of the latest solar cell technology means photovoltaics could provide all the power needed for an extended...
Magma in Martian mantle is still active! It triggers marsquakes again and again
Volcanic activity beneath the surface of Mars could be responsible for triggering repetitive marsquakes, which are similar to earthquakes, in a specific region of...
What sounds captured by NASA’s rover reveal about Mars
Listen closely to sounds from Mars, recorded by NASA’s Perseverance:
The rover’s mechanical whine and click in a light Martian wind; the whir of rotors...
Lasers could send missions to Mars in only 45 days
NASA and China plan to mount crewed missions to Mars in the next decade.
While this represents a tremendous leap in terms of space exploration,...
When did Mars lose its global magnetic field
Billions of years ago, Mars was once a much different place than the cold and desiccated place it is today.
Basically, it had a thicker,...
How Mars lost its oceans
It has long been known that Mars once had oceans due in part to a protective magnetic field similar to Earth’s.
However, the magnetic field...