What’s a strand of DNA but data? We often think of its units, the As, Cs, Ts, and Gs, as letters of the words in an instruction manual. But what if, instead, we think of them as biological computer ...

As illustrated with OnScreen Gene Transcription in our May 1 column, OnScreen Science now has a few very nice iPad apps to teach students about DNA and RNA. The OnScreen DNA Model app was the original ...

Molecular models of DNA structures are representations of the molecular geometry and topology of Deoxyribonucleic acid (DNA) molecules using one of several means, such as: closely packed spheres (CPK ...