National Periodic Table Day, observed annually on February 7, honors one of the most significant achievements in scientific ...

Zahra Khan finds out how a team of scholars is working with the Gadigal to develop a chart that celebrates Indigenous ...

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 ...

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

Deep beneath the ocean's surface, in the pitch-black abyss, scientists have uncovered a fascinating phenomenon: "dark oxygen." Unlike the oxygen produced by plants through photosynthesis ...

The periodic table of elements (often known simply as the periodic table) has been helping scientists with their work for a little over 150 years. The handy visual reference guide organizes known ...

Her observation is correct that the iron is solid, mercury is a liquid and oxygen is a ... of matter of the whole periodic table change. INSERT[UUPT_CE_EU_06_ima] In order to help students get to know ...

Take, for example, vitamin B12. It is made of six different elements: carbon, hydrogen, nitrogen, oxygen, cobalt, and phosphorus. Or the mineral sphalerite, whose basic zinc sulfide structure can ...

Both rubies and emeralds are minerals, which is a type of rock with a consistent chemical composition and a highly ordered ...

One feature of compounds made with transition metals is their intense colour. There are many examples in nature, including ...