Abstraction lies at the heart of mathematics. It makes math powerful, but at the same time, it can make math hard to understand. Abstraction makes math simultaneously beautiful and austere, useful and ...

Light is an unusually rich carrier of information. Its direction of travel, wavelength, and polarization can all be used to encode signals or images. Yet controlling these properties independently ...

“How can a soft robotic system climb like a koala, turn like a vine, and secure itself all without a single motor?” It’s a challenge that’s been met with ever greater sophistication via hierarchical ...