The tests also revealed that the ditches only develop on dunes with very fine, evenly sized sand grains. Coarser or more jagged material prevents the burrowing motion, which could explain why the ...

Our cosmos seems, at times, like one impossibly vast factory, just pumping out mysteries. The deeper we peer, the more we ...

Scientists from the Indian Institute of Science (IISc) and Caltech have finally solved a decades-old mystery about how ...