Researchers examining seismic data recorded on Mars say the have found evidence supporting the presence of liquid water deep ...

There seems to be too much of a radioactive element in rocks deep in the Pacific Ocean – how did it get there 10 million years ago?

“The ‘lost’ dissolved component in these rocks is seen ‘popping back up’ in changes in ocean chemistry at this time,” he added. By mapping these changes in terrestrial and marine ...

either by binding to the spores themselves or by littering rock surfaces. And when ash and debris fall upon the ocean’s surface, it reduces the amount of sunlight that filters through the water and ...