Tag: Sample

Is Tyrannosaurus Rex the only species of Tyrannosaurus Rex? The latest research nominated two kinds of Tyrannosaurus Rex, emperor and queen

Beijing, March 1 (reporter Sun Zifa) – Springer’s professional academic journal Evolutionary Biology published a dinosaur research paper on March 1, saying that researchers conducted a new analysis of the remains of Tyrannosaurus and found different samples of femurs Other differences in bone and tooth structures may indicate that T-Rex samples need to be reclassified into three different categories or species.


Significant progress in the study of lunar evolution: magmatism still existed 1.96 billion years ago

Beijing, October 8, according to “China exploration project” WeChat official account, recently, The international research team led by researcher Liu Dunyi of Beijing ion probe center of Institute of geology, Chinese Academy of Geological Sciences, China Geological Survey and overseas senior visiting scholar of Institute of geology, Professor Alexander nemchin of Curtin University, Australia, has made significant progress in the study of chang’e-5 lunar samples. The team has carried out geochronology, element Isotopic analysis shows that magmatism still existed on the moon 1.96 billion years ago, which provides key scientific evidence for improving the evolution history of the moon.