Invasive Australian crayfish in Texas waters causing concern for wildlife - ‘Given the size it’s definitely a threat... It’s ...

According to a new study published in Proceedings of the National Academy of Sciences, an estimated five kilometers (3 miles) of rock strata were carved away by ancient glaciers during the planet ...

stratified Paleolithic sites in this region of the world are few in number, leaving researchers with more questions than answers. Excavated just last year, the Soii Havzak rock shelter is a rare ...