50,000 years ago, North America was ruled by megafauna. Lumbering mammoths roamed the tundra, while forests were home to towering mastodons, fierce saber-toothed tigers and enormous wolves. Bison and extraordinarily tall camels moved in herds across the continent, while giant beavers plied its lakes and ponds. Immense ground sloths weighing over 1,000 kg were found … Read more
DNA (deoxyribonucleic acid) is a molecule that serves as the blueprint of life, carrying the genetic instructions necessary for the growth, development, functioning, and reproduction of all living organisms. Its structure and function are essential components of molecular biology and genetics, providing insights into the fundamental processes that govern life on Earth. DNA Structure The … Read more
More than forty archaeological sites in Cyprus dating potentially as far back as the Bronze Age that were thought lost to history have been relocated by University of Leicester scientists working for the Ministry of Defence. A small team of archaeologists from University of Leicester Archaeological Services, undertook a ‘walkover survey’—a systematic surveying and recording … Read more
Carbon dating, also known as radiocarbon dating, is a revolutionary scientific technique that has transformed the field of archaeology by providing researchers with a powerful tool for dating organic materials and determining the chronology of archaeological sites and artifacts. Since its development in the 1940s by Willard Libby and his colleagues, carbon dating has become … Read more
Diagnosing anemia in living people is typically a matter of a routine blood test. Retrospectively diagnosing anemia in people who died decades or even centuries ago is much more challenging since there is no blood left to test. Anthropologists at McMaster University and the University of Montreal, working with a hematologist colleague, have overcome that … Read more