Since then, the periodic table has evolved to reflect over 150 years of scientific development and understanding in chemistry and physics. Today, with 118 known elements, it is widely regarded as one ...

Up until this point the atomic number simply referred to an element’s positioning in the periodic table, and was not known to correspond to a measurable physical quantity. Thanks to Moseley’s work it ...

The periodic table arrangement allows us to look for patterns in elements' chemical and physical properties and ... film with your students, in which science presenter Jon Chase uses universal ...

In this activity, students will use the online periodic table, ptable.com, to investigate a number of chemistry concepts. Students will use this online resource to explore information about the ...

Scientists at Lawrence Berkeley National Laboratory say they have developed the technology that could finally produce the ...

Scientists have found a way to create superheavy elements, leading to groundbreaking possibilities in chemistry.

Researchers have long been hunting for a way to make the elusive elements more stable so they can be better studied.

Students will apply tests, based on physical properties of ... for real gold and Fool’s gold in the table. Real gold is represented by the letters ‘Au’. This combination of letters can be found on the ...

Scientists have discovered a new way of creating superheavy elements by firing supercharged ion beams at dense atoms. The team believes this method could potentially help synthesize the hypothetical ...

Where does the periodic table of chemical elements end and which processes lead to the existence of heavy elements? Researchers report on experiments to come closer to an answer. They gained insight ...