Latest Mercury Stories
On Earth, frost is known as a thin, delicate icy covering of frozen water that forms when temperatures dip below a certain point. However, frost on Venus may be much different – possibly made not of frozen water, but from heavy metals like cadmium and mercury.
NASA's MESSENGER spacecraft has provided the first optical images of ice and other frozen volatile materials within permanently shadowed craters near Mercury's north pole.
WASHINGTON, Sept. 26, 2014 /PRNewswire-USNewswire/ -- Consumers for Dental Choice, the advocacy wing of the mercury-free dentistry movement, commends the U.S.
Special September 24 event highlights Minamata Convention's early entry into force NEW YORK, Sept.
NASA’s MESSENGER aircraft has just celebrated its 10-year anniversary in space.
PARSIPPANY, N.J., Sept. 17, 2014 /PRNewswire/ -- Ad tech platform i.Predictus is pleased to announce contracts with both Horizon Media and Mercury Media this week.
PARSIPPANY, N.J., Sept.
Midtown Dentistry in Houston, Texas, is pleased to announce it is now an amalgam-free dental office.
As countries try to rid themselves of toxic mercury pollution, some people are slathering and even injecting creams containing the metal onto or under their skin to lighten it, putting themselves and others at risk for serious health problems.
Mercury automobiles was a brand of vehicles as a subsidy of the Ford Motor Company. It was established by the Edsel Ford in 1938. The Mercury brand was a luxury vehicle placed between the high end Ford and the base Lincoln models. In 1945, Mercury became half of the Lincoln division until it was phased out in 2011. The last Mercury produced was a Grand Marquis which left the assembly line on January 4, 2011. From 1958 to 1960, Edsel brand models were part of the Lincoln-Mercury group. The...
The Lincoln Motor Company was founded in 1917 by Henry M. Leland and became a subsidiary of Ford in 1922. While the brand is mainly sold in North America and the Middle East, Ford plans to export to China by the end of 2014. Currently seven models are offered. The MKS and MKZ sedans; MKT, MKX and MKC CUVs; and the Navigator and Navigator L SUVs. Leland was a former manager of GM’s Cadillac division who formed the company with his son Wilfred. The company was named after Abraham Lincoln,...
A mercury arc valve converts high-voltage or high-current alternating current into direct current. It is an electrical rectifier often used to provide power for industrial motors, electric railways, streetcars, and electric locomotives. Peter Cooper Hewitt, in 1902, invented the mercury arc rectifier. It was further developed by researchers throughout the 1920s and 1930s. Prior to solid-state devices, mercury arc rectifiers were one of the more efficient rectifiers. Silicon diode and...
Mercury (element) Mercury, also called quicksilver, is a chemical element in the periodic table that has the symbol Hg (from the Greek hydrargyrum, for watery (or liquid) silver) and atomic number 80. A heavy, silvery, transition metal, mercury is one of only two elements that are liquid at room temperature (the other is bromine). Mercury is used in thermometers, barometers and other scientific apparatuses. Mercury is mostly obtained by reduction from the mineral cinnabar. Notable...
Positional Astronomy -- Positional astronomy is the study of the positions of celestial objects. This is the oldest branch of astronomy and dates back to antiquity. Observations of celestial objects are important for religious and astrological purposes, as well as for timekeeping. Ancient structures associated with positional astronomy include: -- Chichn Itz -- The Medicine Wheel -- The Pyramids -- Stonehenge -- The Temple of the Sun The unaided human eye can...
- A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
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