- Quantum mechanics is a fundamental theory in physics that describes the behavior of nature at the scale of atoms and subatomic particles. It is the foundation of all quantum physics including quantum chemistry, quantum field theory, quantum technology, and quantum information science.
- Ravenna, Seattle (Wikipedia)
Ravenna is a neighborhood in northeastern Seattle, Washington named after Ravenna, Italy. Though Ravenna is considered a residential neighborhood, it also is home to several businesses, many of which are located in the University Village, a shopping mall.