The history of discovery and use of the elements began with primitive human societies that found native elements like copper and gold, and extracted ( smelted ) iron and a few other metals from their ores.

Exploitation of this discovery enabled him to invent the first electrical generator in 1831, in which he converted the mechanical energy of a rotating copper disc to electrical energy.

The discovery and use of the " useful " metals — copper and bronze at first, then iron a few millennia later — had an enormous impact on human society.

Arsenic is often an impurity in copper ores, so the discovery could have been made by accident ; but eventually arsenic-bearing minerals were intentionally added during smelting.

The discovery of copper and bronze manufacture had a significant impact on the history of the Old World.

The later discovery of copper and iron deposits and the plentiful timber in the Upper Peninsula more than offset Michigan's economic loss in surrendering Toledo.

The vast mineral riches of the land were unknown until the discovery of copper in the Keweenaw Peninsula and iron in the Western Upper Peninsula ; this discovery led to a mining boom that lasted long into the 20th century.

The discovery of copper is owed partly to Frederick Russell Burnham, the famous American scout who worked for Cecil Rhodes.

Early European interest in the island followed discovery of copper in the remote north of the island, where New Zealand's earliest mines were established at Miners Head in 1842.

The arrival of the railroad, and the discovery that adding trace elements like copper was the remedy for crops sprouting and dying quickly, soon created a population boom and new towns like Moore Haven, Clewiston, and Belle Glade.

The Canadian city of Greater Sudbury, Ontario ( formerly known as Sudbury and still referred to as Sudbury in everyday usage ) was named after Sudbury, becoming a settlement in 1883 following the discovery of rich nickel and copper ores there during the construction of the Canadian Pacific Railway.

The discovery of copper and tin led to the establishment of several small scale subsistence mining operations.

It was founded in 1860 by William K. Reed, Dr. Allen Blatchly, and Thomas McCarty, at the site of the second big discovery of copper ore in the region ( the first was nearby Telegraph City ).

Ely's mining boom came later than the other towns along US 50, with the discovery of copper in 1906.

Ely's mining boom came later than the other towns along US 50, with the discovery of copper in 1906.

The discovery of copper followed that of lead, and in January, 1848, the Perkiomen Mining Association was formed.

For instance, the nengō, during the Nara period was declared due to the discovery of copper deposits in Chichibu.

Copper was known to the native peoples, but its discovery in 1895 by the British South Africa Company is owed to its celebrated American scout, Frederick Russell Burnham, who led and oversaw the massive Northern Territories ( BSA ) Exploration Co. expedition which first established for Westerners that major copper deposits existed in Central Africa.

Excavations near Mound 34 from 2002 – 2010 have revealed a copper workshop, although the one of a kind discovery had been previously found in the 1950s by archaeologist Greg Perino but lost for 60 years.

Auckland had experienced a significant economic boom with the discovery of copper at Kawau island.

The discovery of rich deposits of copper, gold and other minerals during the 1960s motivated some local community and environmental leaders to oppose the mining.

A copper discovery on Britannia Mountain by Dr. A.

An operational approach to sociology can never expect abstract certainty, since it is certainty which every new discovery in science either replaces or reshapes.

Whosever fault, it is evident that Brumidi intended to fill out the whole frieze with his `` histories '' and come full circle with the scene of the discovery of California gold.

A year and a day of this idyll is described for the reader, one in which not only discovery of a new world of personality is charted, but self-discovery as well.

a discovery are also high ) and effect size ( when the effect is

A less confrontational vision of scientific discovery is proposed by Adloff He suggests that hindsight criticism of the early publications should be mitigated by the nascent state of radiochemistry, highlights the prudence of Debierne's claims in the original papers, and notes that nobody can contend that Debierne's substance did not contain actinium.

The true beginning of atomic physics is marked by the discovery of spectral lines and attempts to describe the phenomenon, most notably by Joseph von Fraunhofer.

Hunley is raised to the surface after 136 years on the ocean floor and 30 years after its discovery by undersea explorer E. Lee Spence and 5 years after being filmed by a dive team funded by novelist Clive Cussler.

" Eleanor Audeley ", wife of Sir John Davies, is said to have been brought before the High Commission in 1634 for extravagances, stimulated by the discovery that her name could be transposed to " Reveale, O Daniel ", and to have been laughed out of court by another anagram submitted by Sir John Lambe, the dean of the Arches, " Dame Eleanor Davies ", " Never soe mad a ladie ".

Galileo announced his discovery that Venus had phases like the Moon in the form " Haec immatura a me iam frustra leguntur-oy " ( Latin: These immature ones have already been read in vain by me-oy ), that is, when rearranged, " Cynthiae figuras aemulatur Mater Amorum " ( Latin: The Mother of Loves Venus imitates the figures of Cynthia the moon ).

In September of 1820, Ampère ’ s friend and eventual eulogist François Arago showed the members of the French Academy of Sciences the surprising discovery of Danish physicist Hans Christian Ørsted that a magnetic needle is deflected by an adjacent electric current.

Since the first discovery in 1884, fossils of more than thirty individuals have been recovered, providing scientists with a more detailed knowledge of Albertosaurus anatomy than is available for most other tyrannosaurids.

* 1943 – World War II: The discovery of a mass grave of Polish prisoners of war killed by Soviet forces in the Katyń Forest Massacre is announced, causing a diplomatic rift between the Polish government in exile in London from the Soviet Union, which denies responsibility.

He is credited with the discovery of the element arsenic and experimented with photosensitive chemicals, including silver nitrate.

One strategy to address bacterial drug resistance is the discovery and application of compounds that modify resistance to common antibacterials.

" It is highly probable that the correct information about the sulphonamide did not reach the newspapers because, since the original sulphonamide antibacterial, Prontosil, had been a discovery by the German laboratory Bayer, and as Britain was at war with Germany at the time, it was thought better to raise British morale by associating Churchill's cure with the British discovery, penicillin.

His discovery of penicillin had changed the world of modern medicine by introducing the age of useful antibiotics ; penicillin has saved, and is still saving, millions of people around the world.

However the exact relationship of the term Ahhiyawa to the Achaeans beyond a similarity in pronunciation is hotly debated by scholars, even following the discovery that Mycenaean Linear B is an early form of Greek ; the earlier debate was summed up in 1984 by Hans G. Güterbock of the Oriental Institute.

One of his most celebrated achievements is the discovery of the first arithmetic Weil cohomology theory: the ℓ-adic étale cohomology.

Analytical chemistry plays an increasingly important role in the pharmaceutical industry where, aside from QA, it is used in discovery of new drug candidates and in clinical applications where understanding the interactions between the drug and the patient are critical.

Most cases that go to trial are carefully prepared through a discovery process that aids in the review of evidence and testimony before it is presented to judge or jury.

However, there is no record of this incident in Bradley's own account of the discovery, and it may therefore be apocryphal.

The discovery and elucidation of aberration is now regarded as a classic case of the application of scientific method, in which observations are made to test a theory, but unexpected results are sometimes obtained that in turn lead to new discoveries.