Synthetic biologist Tal Danino manipulates microorganisms in his lab to create eye-catching, colorful patterns. Here’s a look at the process he uses to turn “Oh, yuck” into “Oh, wow.”

A synthetic biologist has created artificial cells that can “talk” to natural cells — but are they really alive?

From aspirin to anticoagulants, penicillin to cancer treatments, some of our most important human medicines come from plants. But extracting the medicinal compounds from plants can be complex, costly and unreliable. Which is why scientists are trying to brew them instead. Inside the hunt to brew an opioid painkiller from common ingredients such as sugar and yeast.