Solving the bottleneck in biogas production

Agro-biogas plants produce renewable energy, extracting gas produced in the anaerobic fermentation of animal manures mixed with organic wastes from the food sector. One by-product of this fermentation process is a thick liquid ...

Clays can expand under pressure

It was always believed that water is "squeezed" out of the clay structure under pressure but physicists at Umea University in Sweden together with German colleagues show that this appear to be not always true if excess of ...

Curiosity Mars rover sees trend in water presence

(Phys.org) —NASA's Mars rover Curiosity has seen evidence of water-bearing minerals in rocks near where it had already found clay minerals inside a drilled rock.

page 8 from 11