Another weekend has arrived, and that means new hints are popping up in Cookie Jam. If you’re stuck on “Au on the periodic ...

The periodic table stares down from the walls of just about every chemistry lab. ... (Cl), bromine (Br), and Iodine (I) (the J symbol in Mendeleev's table)—all appear next to one another.

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

Symbol Minded Five years later, we got not one, but the first two, full-fledged periodic tables. Working independently, Lothar Meyer and Dmitri Mendeleev both developed periodic tables.

The periodic table stares down from the walls of just about every chemistry lab. The credit for its creation generally goes to Dimitri Mendeleev, a Russian chemist who in 1869 wrote out the known ...

The elements complete the seventh row of the Periodic Table. The discoverers, who come from Japan, the United States and Russia, were given the right to propose the names and symbols. Official ...

Ireland’s 15 year-olds are performing significantly better than most of their international peers in reading, maths and science. We asked people in Dublin city centre to revisit their Junior ...

High school chemistry students will now have to learn about four additional elements on the Periodic Table of Elements. The International Union of Pure and Applied Chemistry (IUPAC) has announced ...

The new superheavy, radioactive elements were added to the periodic table last year but given temporary and unremarkable names: ununtrium, ununpentium, ununseptium and ununoctoium.