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Physics3621 articles archived since 1845

Living in a Quantum World

Quantum mechanics is not just about teeny particles. It applies to things of all sizes: birds, plants, maybe even people

December 1, 2015 — Vlatko Vedral

Quantum Weirdness Is All in Your Mind

A new version of quantum theory sweeps away the bizarre paradoxes of the microscopic world. The cost? Quantum information exists only in your imagination

December 1, 2015 — Hans Christian von Baeyer

New Physics Questions the Very Nature of Reality

Physicists speak of the world as being made of particles and force fields, but it is not at all clear what particles and force fields actually are in the quantum realm. The world may instead consist of bundles of properties, such as color and shape

December 1, 2015 — Meinard Kuhlmann

Quantum Gravity in Flatland

Imagine if space were 2-D rather than 3-D. How would the force of gravity work? The surprising answers are guiding physicists to a unified theory of nature

December 1, 2015 — Steven Carlip

Not All Gravitational Waves Are Created Equal

The LIGO experiment hunts for gravitational waves that are different from those sought by BICEP2. Although both types are elusive, they differ in age and strength—and come from very different places

January 14, 2016 — Clara Moskowitz

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