Without the trillions of microbes that inhabit our gut, we can't fully benefit from the components of our diet. But cultural differences in diet may, in part, dictate what food our gut microbiota can digest

Microfluidic devices have many applications in chemistry and biology, but practical hitches associated with their use are often overlooked. One such device that optimizes catalysts tackles these issues head-on

For more than a century, the binary star system ? Aurigae has been a riddle, wrapped in a mystery, inside an enigma. But no more — the system's previously inferred but unseen disk of dust has been detected