Steven Chu

Steven Chu is an American physicist and Nobel laureate who was awarded the 1997 Nobel Prize in Physics for his work on laser cooling and trapping atoms, which advanced the understanding of atomic behavior. He served as the U.S. Secretary of Energy from 2009 to 2013, where he promoted renewable energy and energy efficiency. Chu's research has significantly contributed to the development of precise atomic measurement techniques and has impacted fields like quantum physics and climate science. His work bridges scientific discovery and practical energy solutions, making him a prominent figure in both science and public policy.