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The Antikythera mechanism (/ ˌæntɪkɪˈθɪərə / AN-tik-ih-THEER-ə, US also / ˌæntaɪkɪˈ -/ AN-ty-kih-) [1][2] is an Ancient Greek hand-powered orrery (model of the Solar System). It is the oldest known example of an analogue computer [3][4][5] used to predict astronomical positions and eclipses decades in advance. [6][7][8] It could ...
Western Interior Seaway. The Western Interior Seaway (also called the Cretaceous Seaway, the Niobraran Sea, the North American Inland Sea, and the Western Interior Sea) was a large inland sea that split the continent of North America into two landmasses for 34 million years. The ancient sea, which existed from the early Late Cretaceous (100 Ma ...
The megalith was discovered by Emanuele Lodolo and Zvi Ben-Avraham in 2015 during a seafloor mapping survey in an area called the Pantelleria Vecchia Bank, located about 60 kilometers south of Sicily. [2] After scans indicated a large roughly rectangular object, divers and cameras were deployed to capture photographic evidence.
Hypothetical ruins. Public access. Yes. The Cuban underwater formation is a site thought to be a submerged granite structural complex off the coast of the Guanahacabibes Peninsula in the Pinar del Río Province of Cuba. [1][2][3]
The wreck has been dated to the second Proto-Helladic period, 2700–2200 BC. [2] The remains of the shipwreck are located about 15–30 metres (50–100 ft) underwater off the coast of southern Greece near the island of Dokos (ancient name Aperopia) in the Aegean Sea. [3] Dokos is about 100 kilometres (60 mi) east of Sparta, Peloponnese.
The discovery is reshaping views on California geology with the possibility of extinct islands. For decades, students at San Pedro High walked over millions of ancient fossils hidden beneath the ...
San Pedro High School discovered a deposit of marine fossils on campus in 2022 and began collaborating with local paleontologists to uncover secrets from the Palos Verdes Peninsula's geological past.
History of underwater diving. 16th century Islamic painting of Alexander the Great lowered in a glass diving bell. 1849 illustration of various diving equipment. The history of underwater diving starts with freediving as a widespread means of hunting and gathering, both for food and other valuable resources such as pearls and coral.