eng Science and Education Publishing American Journal of Electrical and Electronic Engineering 2328-7357 2020-03-27 8 2 43 50 10.12691/ajeee-8-2-1 AJEEE2020821 article Lidong Wang lidong@iser.msstate.edu 1 Cheryl Ann Alexander 2 Institute for Systems Engineering Research, Mississippi State University, Vicksburg, Mississippi, USA Institute for IT innovation and Smart Health, Vicksburg, Mississippi, USA Quantum computing has the potential to offer new capabilities and quantum computers will achieve breakthroughs in finance, cybersecurity, medical science and healthcare, defense and military missions, etc. Progress in quantum science and quantum technology are introduced in this paper that specifically include quantum computers, quantum devices, quantum processing units (QPU), quantum artificial intelligence (QAI), quantum machine learning (QML), quantum cloud computing, quantum network and communication, quantum teleportation, quantum experiment satellite, quantum cryptography, and quantum key distribution (QKD). Some challenges are also presented. http://pubs.sciepub.com/ajeee/8/2/1/ajeee-8-2-1.pdf quantum computer quantum processing unit quantum artificial intelligence quantum machine learning quantum cloud computing quantum network quantum communication quantum teleportation quantum experiment satellite quantum key distribution quantum blockchain