Period 5 element and because of its rarity, rhodium is usually alloyed with platinum or palladium and applied in high-temperature and corrosion-resistive coatings. White gold is often plated with a thin rhodium layer to improve its optical impression while sterling silver is often rhodium plated for tarnish resistance. Rhodium detectors are used in nuclear reactors to measure the neutron flux level. Palladium is a chemical element with the chemical symbol Pd and an atomic number of 46. It is a rare and lustrous silvery-white metal discovered in 1803 by William Hyde Wollaston. He named it after the asteroid Pallas, which was itself named
Athene (bird) Athene (bird) Athene is a genus of owls, containing two to five living species, depending on classification. These birds are small, with brown and white speckles, yellow eyes, and white eyebrows. This genus is found on all continents except for Australia, Antarctica, and Subsaharan Africa. The genus name, "Athene" is from the little owl, "Athene noctua" which was closely associated with the Greek goddess Athena, and often depicted with her. Her original role as a goddess of the night might explain the link to an owl. A number of mainly island representatives of this genus are only known from fossil