Over 150 years ago, when chemist Dmitri Mendeleev was developing the very first periodic table of elements, he included several empty spaces. Mendeleev, a visionary ...

Why does changing just one proton in the nucleus of an atom create a different element? The number of protons in an atomic ...

A new equation calculates how many fragments of each size will be produced when an object breaks. The principle could help ...

You probably studied the "regular" periodic table in school—but did you know there are more versions of the periodic table than just the one you know? The periodic table of elements has gone through ...

Research and practice over the past several decades have revealed that a truly knowledge-rich science curriculum encompasses ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Sticker cards are widely recognized as popular memorabilia and appealing to both ...

Kids these days, they have it so easy. Back in the old days, we learned our elements the hard way, by listening to “The Elements” by Tom Lehrer over and over until the vinyl wore out on the LP. Now, ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. You are free to share(copy and redistribute) this ...

A new version of the periodic table of elements has predicted hundreds of highly charged ions that could be used to create the next generation of optical atomic clocks. The periodic table, first ...

Researchers have created a unifying framework that can help scientists combine existing ideas to improve AI models or create new ones. (Nanowerk News) MIT researchers have created a periodic table ...