Interactive browser visualizations for materials science: periodic tables, 3d crystal structures, Bohr atoms, nuclei, heatmaps, scatter plots.

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.

To see all of C&EN’s Periodic Graphics, visit cenm.ag/periodicgraphics. This graphic was updated on Jan. 29, 2025, to correctly describe the actions of glucagon-like peptide 1 in the liver.

1. Periodic Table as Arranged by Mendelejeff attention to the fact that “the eighth element, starting from a given one, is a kind of repetition of the first, like the eighth note of an octave in ...

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.

advancements in materials science and nuclear research have led to further updates, including the synthesis of new elements and refinements in atomic weight measurements. This article explores these ...

Feb. 18, 2025 — It may be the smallest, shortest chorus dance ever recorded. An international team of researchers observed how electrons, excited by ultrafast light ... Coffee Grounds and Reishi ...

Feb. 19, 2025 — In a breakthrough for hydrogen technology, researchers have introduced an innovative electronic fine-tuning approach that enhances the interaction ...

Impact and progress Frontiers' impact Progress Report 2022 All annual reports ...

The Salem Corporation will construct a second science park at ward 9 at a cost of ₹3.22 crore. The first science park was constructed at Pallapatti under the Smart Cities Mission project on ...

Bright minds from Great Neck South Middle School and Ward Melville High School won first place at regional middle and high school Science Bowls — fast-paced question-and-answer academic competitions — ...