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940 million / 13% (2015) [5] Visual or vision impairment ( VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment – visual impairment may cause the individual difficulties with normal daily tasks including reading and walking. [6]
Description. The doors, measuring 4.45 metres (14.6 ft) wide and 7.53 metres (24.7 ft) high, consist of two leaves. [2] The panels and lintels of the doors are made of cast bronze. Each leaf pivots on pins installed in the floor at the bottom and in the architrave at the top. [3] The doors, in form and detail, resemble the ancient bronze doors ...
Caligae ( sg.: caliga) are heavy-duty, thick-soled openwork boots, with hobnailed soles. They were worn by the lower ranks of Roman cavalrymen and foot-soldiers, and possibly by some centurions. [1] A durable association of caligae with the common soldiery is evident in the latter's description as caligati ("booted ones"). [2]
Noli turbare circulos meos! Death of Archimedes, an 1815 painting by Thomas Degeorge. It depicts a mechanical drawing on a roll rather than in sand. " Nōlī turbāre circulōs meōs! " is a Latin phrase, meaning "Do not disturb my circles!". It is said to have been uttered by Archimedes —in reference to a geometric figure he had outlined on ...
This visualization follows the Roman Space Telescope on its trajectory to the Sun–Earth Lagrange point L2.. The Nancy Grace Roman Space Telescope (shortened as Roman or the Roman Space Telescope, and formerly the Wide-Field Infrared Survey Telescope or WFIRST) is a NASA infrared space telescope in development and scheduled to launch to a Sun–Earth L 2 orbit by May 2027.
Roman dodecahedron. A Roman dodecahedron or Gallo-Roman dodecahedron [1] [2] is a small hollow object made of copper alloy which has been cast into a regular dodecahedral shape with twelve flat pentagonal faces. Each face has a circular hole of varying diameter in the middle, the holes connecting to the hollow center, and each corner has a ...
The basic unit of Roman linear measurement was the pes (plural: pedes) or Roman foot. Investigation of its relation to the English foot goes back at least to 1647, when John Greaves published his Discourse on the Romane foot. Greaves visited Rome in 1639, and measured, among other things, the foot measure on the tomb of Titus Statilius Aper ...
In 2013, Albert Rizzi, a blind man from Long Island, and his dog, Doxy, were escorted off a US Airways flight after a heated exchange between him and a flight attendant. All 35 passengers on the ...