The science pros at TKOR test the safety of mixing dry ice and liquid nitrogen.

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 ...

We don't hear often living here in Central Florida. Today we're cracking the code, not just because our temperatures were cool this morning, but because we're looking into cold chemistry. It is ...

After melting, the water molecules are closer together than they were as ice. As a liquid, the molecules are more randomly arranged and the molecules are able to slide past each other. As energy is ...

Secretary D. H. Killeffer of the New York section of the American Chemical Society last week helped the lay public to catch up with a notable advance in commercial refrigeration. He described the ...