If you are anything like us, whenever you plan a journey, you spend a remarkable amount of time thinking about the start and the middle. Is everything packed? What time should we leave? Will there be ...

An essential cellular enzyme successfully transcribed synthetic DNA letters, bringing expanded genetic codes closer to biological use.

The ability to precisely edit the genomes of bacteria has long been a goal of microbiologists. Such technology would enable scientists to make new inroads into studying disease, developing sustainable ...

A molecular illustration of the crowded interior and cell envelope of Escherichia coli. (David S. Goodsell, The Scripps Research Institute) To replicate information, life usually has fairly ...