NAGAYASU NAWA describes himself as a schoolteacher and periodic table designer. He has created versions of the table that adorn everything from clocks to a traditional Japanese coat and even a school ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

One hundred fifty years after Russian chemist Dmitri Mendeleev published his system for neatly arranging the elements, the periodic table it gave birth to hangs in every chemistry classroom in the ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

For those of us who care about things like beauty in science, we're witnessing a special moment in periodic table history—though disenchantment will come soon enough. In April, a joint ...