Image: Halliburton. Downhole camera technology puts eyes underground, enhancing a company's understanding of what is going on within the furthest depths of production and helping operators make important decisions that benefit from the all too valuable sense of sight.
Barium was discovered by Sir Humphrey Davy at 1808 in England. Origin of name: from the Greek word barys meaning heavy Baryta (barium oxide, BaO) was distinguished from lime (calcium oxide, CaO) by Scheele in 1774.
When Neptunium was first discovered in 1940, it was the first synthetic transubstantiation be discovered. Which means that it was the first man made element. This element was produced by two men, McMillan and Abelson. They were at the University of California in Berkley while this discovery took place.