The age of the earth, and that of the solar system, is estimated to be 4,500 million years, with an uncertainty of a few tens of million years. Source:…
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The hypothetical ancestor common to all species is called LUCA (Last Universal Common Ancestor). It is believed to have lived 3,500 to 4,000 million years ago and have been composed…
Among the most ancient fossils, one finds those of unicellular organisms which are thought to have lived some 3,500 milion years ago. Traces of their presence were found in 1993…
The oldest land fossil was recovered in China in 2021. It is a kind of fungus which is thought to have lived some 635 million years ago. (Image: Andrew Czaja…
The fossil of a centipede, Kampecaris obanensis, which is thought to have lived some 425 million years ago, was discovered on a Scottish island. Source: Myriapod divergence times differ between…
In 1861, a fossilized feather slightly less than 7 cm in length and about 150 million years old, was discovered in the quarries in Solnhofen, Germany. Who was the owner?…
The oldest fragments of proteins found to date are derived from the collagen of Brachylophosaurus canadensis. This species of dinosaurs which is thought to have lived 80 million years ago,…
Two teams were able to identify collagen fragments from the femur of a 68-million-year-old Tyrannosaurus rex. This specimen was discovered in California. The collagen fragments were analysed for the first…
The fifth mass extinction which led to the disappearance of about 75% of species, including marine molluscs called ammonites and most dinosaurs and marine reptiles. Source : Wikipedia
The oldest DNA sequenced to date was collected on three molars belonging to 3 mammoths which lived some 1.25 to 2.08 million years ago. These molars were recovered in north…