Is quantum theory or relativity right about the nature of time? Bouncing radar beams off the moons of Jupiter just might help sort things out.

Using tiny mechanical devices to create accelerations equivalent to 100 million times the Earthâ€™s gravitational field—mimicking the arena of quantum gravity in the lab.

The fuzziness of the quantum realm could arise from mathematical restrictions on what can ever be known.

Combining theories of quantum information with the science of heat and energy transfer could lead to new technologies.

Using superconducting circuits to create a curved-spacetime analog with stronger gravity than our cosmos.

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