Explore the periodic table! Discover the history and key facts about each element, including atomic number, mass, symbol, and the scientists who discovered them.

DENVER (AP) — Before looking ahead to the remainder of the season, the Denver Nuggets spent some time Wednesday reflecting on what the late coach Doug Moe meant to the city, the franchise and the ...

Phelps, an engineer at Oak Ridge National Laboratory, works with radioactive material daily, furthering understanding of the world around us. She is best known for helping discover a periodic element, ...

Cations are ions that are positively charged. Anions are ions that are negatively charged. Ions are charged atoms or molecules. If a balanced atom loses one or more electrons, it will become a ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table. He ...

The International Union of Pure and Applied Chemistry has approved the name and symbols for four elements: nihonium (Nh), moscovium (Mc), tennessine (Ts), and oganesson (Og), respectively for element ...

The covalent radius (a measure of how large individual atoms are) shows different trends if you are moving across a period or down a group. A comparison of the relative covalent radii of atoms is ...

They must be stored under oil to prevent them reacting with the air or water vapour. All Group 1 elements react with water to produce a metal hydroxide and hydrogen. This is the equation for the ...

From flame-seared dishes in Mexico to avant-garde cooking in India, these six new restaurants are worth travelling for this year. Massimo Bottura is one of the world's best chefs and his recent food ...

The Periodic Table Silver Card by North View Products (NVP) is a remarkable piece of silver bullion that merges scientific fascination with investment value. Weighing 1 troy ounce and crafted from ...

Abstract: Pseudo-periodic signals are frequently encountered in modern scientific and engineering applications. Most current signal modeling methods focus on strictly periodic signals, and they may ...