Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucatán Peninsula of Mexico ...
A 68-million-year-old skull fossil found in Antarctica has revealed the oldest known modern bird, which was likely related to ...
President Trump has already begun to introduce changes that weaken the Endangered Species Act, a cornerstone of U.S. conservation law.
A recently analyzed near-complete fossil skull found in Antarctica has revealed Vegavis iaai to be the oldest known modern ...