A very important part of chemistry is understanding the structure of atoms and ... of protons in an atom is called its atomic number. The atoms of each element in the periodic table have different ...

Researchers at Tel Aviv University have developed a groundbreaking method to transform graphite into materials with ...

organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic number. Scientists use the periodic table to quickly refer to information ...

Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find ... emitted by the radioactive element radium) at a sheet of gold foil only 1/3000 of an inch thick, and tracing ...

The colors of rubies and emeralds are so striking that they define shades of red and green—ruby red and emerald green. But ...

National Cancer Institute researchers have developed a method called HORNET for characterizing 3D topological structures of large and flexible RNA molecules. Scientists used atomic force ...