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martian flood

02.12.2020

A team of specialists studying data from the Curiosity rover concluded that in the distant past, Mars was subjected to a planetary-scale flood, which could be triggered by a space disaster.

The work was carried out by employees of Jackson State University (USA), the University of Hawaii and the NASA Jet Propulsion Laboratory. Scientists studied data from Curiosity obtained in the Gale crater, whose age is estimated at 3,5-3,8 billion years.

Scientists have come to the conclusion that the sedimentary rocks contained in the Gale crater appeared as a result of a flood, accompanied by a rapid movement of fluid flows.

Researchers believe that a huge flood on the Red Planet occurred about 4 billion years ago as a result of a collision with another cosmic body. This event triggered a release of energy, resulting in a large-scale melting of ice. At the same time, water vapor, carbon dioxide and methane released into the atmosphere provoked climate change. And on the surface of Mars fell long heavy rains.

The Curiosity rover was sent to the Red Planet on November 26, 2011 and made a soft landing on August 6, 2012. This robot is the largest and heaviest planetary rover ever created by man.

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Stereo can be dangerous 15.06.2011

Fashionable now in cinematography, television and computer games, 3D technology, which allows obtaining three-dimensional images, is dangerous for the eyes and nervous system of about a quarter of viewers. This is the opinion of ophthalmologists in the USA, South Korea and Japan.

For example, a survey of 115 Koreans showed that 3D pictures give an increased load on the eyes compared to conventional movies. The Korean government issued a recommendation that after an hour of viewing, a fifteen-minute break should be taken to rest.

Korean firm Samsung warns that after watching voluminous TV shows on its TVs, some experience a kind of seasickness. The American Association of Optometrists (specialists in the selection of glasses) claims that a quarter of Americans experience headaches, blurred vision, dizziness and nausea when watching such films.

The Japanese firm Nintendo has indicated that children under the age of six are advised not to use its 3D game console, similar warnings have been issued by Sony and Toshiba. Curiously, after the initial buzz around the new technology, 3D movie screenings and sales of XNUMXD TVs in the US have dropped.

Doctors advise you to sit as far away from the screen as possible during stereofilm sessions, and close one eye in case of discomfort.

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