RNA (ribonucleic acid) is a nucleic acid polymer where the carbohydrate is ribose. RNA is generally single-stranded, as DNA is transcribed by RNA polymerases into mRNA (messenger RNA), which is ...

micro RNAs (miRNAs) are a type of non-coding RNA (ncRNA), ~21 24 nucleotides in length, that function in the post-transcriptional regulation of gene expression. Typically miRNAs interact with ...

Coltrane, a jazz virtuoso who devoted much of her life to a spiritual journey, is a beacon for today’s artists. An exhibition at the Hammer Museum shows why. By Siddhartha Mitter The first ...