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This timeline of cosmological theories and discoveries is a chronological record of the development of humanity's understanding of the cosmos over the last two-plus millennia. Modern cosmological ideas follow the development of the scientific discipline of physical cosmology .
The Antikythera mechanism, an ancient Greek astronomical observational device for calculating the movements of the Sun and the Moon, possibly the planets, dates from about 150–100 BC, and was the first ancestor of an astronomical computer. It was discovered in an ancient shipwreck off the Greek island of Antikythera, between Kythera and Crete.
Archaic humans [a] is a broad category denoting all species of the genus Homo that are not Homo sapiens (modern humans), which are sometimes also called Homo sapiens sapiens, in which case the singular use of sapiens has been applied to some archaic humans as well.
The ancient genomes sequenced from 13 bone fragments unearthed in a cave beneath a medieval castle in Ranis, Germany, belonged to six individuals, including a mother, daughter and distant cousins ...
The first photo from space was taken from a V-2 launched by US scientists on 24 October 1946. 1930 – Seth Nicholson and Edison Pettit measure the surface temperature of the Moon. [167] 1932 – Karl Guthe Jansky recognizes received radio signals coming from outer space as extrasolar, coming mainly from Sagittarius.
Classical antiquity – Broad term for a long period of cultural history centered on the Mediterranean Sea, comprising the interlocking civilizations of ancient Greece and ancient Rome, collectively known as the Greco-Roman world. It is the period in which Greek and Roman society flourished and wielded great influence throughout Europe, North ...
However, Wright says proof may still be found under the surfaces of Mars and the Moon. RELATED: Check out these alien-looking, otherworldly landscapes found on Earth: Show comments
The eponymous Silurians on Doctor Who are a race of reptilian humanoids from Earth's past, making their first appearance in the show in 1970. Frank and Schmidt cite Inherit the Stars, a 1977 novel by J. P. Hogan as containing a similar hypothesis, but also say they were surprised by how rarely the concept was explored in science fiction. [2]