That’s why this periodic table clock really caught our eye. [gocivici]’s idea is a simple one: light up three different elements with three different colors for hours, minutes, and seconds ...

When this highly ordered structure extends in all three dimensions ... you can also see how nature creates those colors using an endless variety of complex structures made with the elements in the ...

That’s why this periodic table clock really caught our eye. [gocivici]’s idea is a simple one: light up three different elements with three different colors for hours, minutes, and seconds ...

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

Take your pick from this collection of links about elements and the periodic table! Build an element ball ... Spraying Windex onto the samples produces a color that depends on the metal residing in ...

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