Artificial geysers can compensate for our mineral shortages

By imitating nature, it may be possible to recover seabed minerals by extracting hot water from the Earth's crust. We can harvest green energy and be sensitive to the environment—all at the same time.

Mars: Could life itself have made the planet uninhabitable?

Four billion years ago, the solar system was still young. Almost fully formed, its planets were starting to experience asteroid strikes a little less frequently. Our own planet could have become habitable as long as 3.9 billion ...

Surface waves help map the interior of Mars

Researchers have observed seismic waves propagating along the surface of a planet other than Earth for the first time. The marsquakes that resulted from two large meteorites that hit Mars were recorded by NASA's InSight lander ...

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