A better understanding of human smell is emerging as scientists interrogate its fundamental elements: the odor molecules that ...

Jenna Ahart is a science journalist specializing in the physical sciences. Her work has appeared in outlets such as Science, MIT Technology Review, and Live Science. She studied journalism ...

The precursors of heavy elements might arise in the plasma underbellies of swollen stars or in smoldering stellar corpses.

Image generators are designed to mimic their training data, so where does their apparent creativity come from? A recent study ...

Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color ...

The work demonstrates the important role of experimentation and play in research mathematics. It also has potential practical applications, such as in the design of self-righting spacecraft. “I didn’t ...

Two blind spots torture physicists: the birth of the universe and the center of a black hole. The former may feel like a moment in time and the latter a point in space, but in both cases the normally ...

eighing in at a single ounce, the white-crowned sparrow can fly 2,600 miles, from Mexico to Alaska, on its annual spring migration, sometimes traveling 300 miles in a single night. Arctic terns make ...

n 1943, a pair of neuroscientists were trying to describe how the human nervous system works when they accidentally laid the foundation for artificial intelligence. In their mathematical framework for ...