Scientists estimate that during the Permian Period, before dinosaurs even existed, Antarctica was covered in trees.
The discovery was made when University of Portsmouth's Grant Smith was looking at Cretaceous-era rocks collected on the coast for a dissertation project.
The engraved stone seal is so intricate that some details can only be seen with a powerful camera lens.
The scientists used particles called muons, which are commonly produced by cosmic rays, to create a picture of the pyramid's internal structure.
The Great Pyramid is the only one of the Seven Wonders of the Ancient World that is still intact and is the largest structure of its kind ever built.
The Argentine settlement, built in the tenth century, was based on decentralised networks and power sharing, according to archaeologists.
Event took place more than 3,000 years ago and might help to explain a cryptic passage in the Bible.
The dinosaur fossil, which was found in the South of France, is believed to be a primitive cousin of Iguanodon and has been named Matheronodon provincialis.
The 5.5 metre-long Jurassic ichthyosaur is believed to be one of the most complete skeletons of its kind ever found in India.
New research has re-examined the skull, which was first discovered 12 km inland from Papua New Guinea's north coast in 1929.
The 500-year-old object, called an astrolabe, was used by ancient seafarers to measure the altitude of the Sun.
A remarkably well-preserved fossilised skeleton of the tyrannosaur from the Late Cretaceous Period was found in southern Utah.
If mysterious set of ape teeth discovered in Germany are confirmed as belonging to an early human ancestor, they would be the oldest hominin fossils ever discovered.
At present, archaeologists are unclear on the purpose and exact age of these formations - which resemble gates when looked at from above.
Archaeologists found skeletons from the 13th to 6th centuries BC that bear the marks of severe trauma - but it appears these injuries weren't intended to kill.