Tag Archives: harvesting

The active Martian water cycle, i.e., the presence of shallow water and soluble perchlorate salts in the Martian soil, enables the production of hydrogen fuel and life-support oxygen on Mars through electrolysis of perchlorate brines. A team of scientists at Washington University in St. Louis has demonstrated an approach to …

Extinct semi-aquatic beavers of the genus Dipoides lived 4 million years ago (Pliocene epoch) in the Canadian High Arctic and were approximately two-thirds the size of today’s North American beavers (Castor canadensis). They gnawed trees with rounded front teeth, not squared teeth like their modern relatives. A team of paleontologists …