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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 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.
Ocean exploration is a part of oceanography describing the exploration of ocean surfaces. Notable explorations were undertaken by the Greeks, the Romans, the Polynesians, the Phoenicians, Phytheas, Herodotus, the Vikings, the Portuguese and Muslims. Scientific investigations began with early scientists such as James Cook, Charles Darwin, and ...
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.
Scientists have identified several new marine species in a pristine underwater ecosystem recently discovered in international waters -- and they expect to find more. Modern technology that allows ...
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]
Ocean secrets. The newly discovered seamount off the coast of Chile is 3,109 meters or 1.9 miles tall. - Schmidt Ocean Institute. Many of the world’s highest mountains aren’t visible on land ...