Now, it all comes down to you. Voting closes tomorrow tonight, so this is your final chance to rally behind your favourite ...

How do we calculate mass and atomic numbers? VideoHow do we calculate mass and atomic numbers? This video is an interactive lesson in calculating an atom's mass and atomic number.

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.

199 11 (Au - 1119) HS - ZO T1 -:104 Pb -:107 Bl - — — 12 — — — Th - U- 240 — Fig. 1. Periodic Table as Arranged by Mendelejeff attention to the fact that “the eighth element ...

Did you ever go out with friends as a child and roam around the neighborhood, pretending to look for space rocks? Any time you found something that looked "out of the ordinary", you would come up with ...

The modern periodic table, arranged in rows and columns, was first introduced by Dmitri Mendeleev in 1869. At the time, it included the known elements and their properties, but Mendeleev predicted ...

Many inorganic chemists focus on the transition metals – the elements in the middle of the periodic table. The transition metals include most of the metals you are familiar with, like iron (Fe) and ...

As cracks begin to appear in the U.S. exceptionalism narrative, investors are learning that ignoring other investment ...

2 position on the table," said ICC in a release. Australia had beaten India 3-1 in the five-Test Border Gavaskar Trophy series. India's journey in the competition came to an end after their loss ...

Nuclear power is going through a bit of a renaissance as developed countries look for sources of cheap, plentiful energy to ...

They are seeking good fortune in their hunt for an elusive entity: element 119. The periodic table looks complete, but it isn’t. The race is on to discover the table’s next row of elements ...

Artist's concept of the signal (r.) occurring during measurement of resonant inelastic X-ray scattering in samples containing ...