 
					Tom Siegfried is a contributing correspondent. He was editor in chief of Science News from 2007 to 2012, and he was the managing editor from 2014 to 2017. He is the author of the blog Context. In addition to Science News, his work has appeared in Science, Nature, Astronomy, New Scientist and Smithsonian. Previously he was the science editor of The Dallas Morning News. He is the author of four books: The Bit and the Pendulum (Wiley, 2000); Strange Matters (National Academy of Sciences’ Joseph Henry Press, 2002); A Beautiful Math (2006, Joseph Henry Press); and The Number of the Heavens (Harvard University Press, 2019). Tom was born in Lakewood, Ohio, and grew up in nearby Avon. He earned an undergraduate degree from Texas Christian University with majors in journalism, chemistry and history, and has a master of arts with a major in journalism and a minor in physics from the University of Texas at Austin. His awards include the American Geophysical Union's Robert C. Cowen Award for Sustained Achievement in Science Journalism, the Science-in Society award from the National Association of Science Writers, the American Association for the Advancement of Science-Westinghouse Award, the American Chemical Society’s James T. Grady-James H. Stack Award for Interpreting Chemistry for the Public, and the American Institute of Physics Science Communication Award.
 
Trustworthy journalism comes at a price.
Scientists and journalists share a core belief in questioning, observing and verifying to reach the truth. Science News reports on crucial research and discovery across science disciplines. We need your financial support to make it happen – every contribution makes a difference.
All Stories by Tom Siegfried
- 			 Science & Society Science & SocietyMany fictional moon voyages preceded the Apollo landingLanding on the moon for real dramatically demonstrated the confluence of science with the moon’s cultural mystique. 
- 			 Science & Society Science & SocietyMurray Gell-Mann gave structure to the subatomic worldBest known for his quarks, the preeminent theoretical physicist was also a complexity pioneer 
- 			 Science & Society Science & SocietyThese are the top 10 landmarks in the history of making measurementsLittle appreciated but vastly important, metrology celebrates a long history with the adoption of new definitions for key units. 
- 			 Science & Society Science & SocietyBlack hole image validates imagining the unimaginableHuman creativity conjured up the most extreme of astronomical phenomena long before they could be seen. 
- 			 Science & Society Science & SocietyThis Greek philosopher had the right idea, just too few elementsThe ancient Greek philosopher Empedocles wrongly believed matter to consist of just four elements, but he grasped the basic idea of forces governing unchanging matter. 
- 			 Science & Society Science & SocietyTop 10 science anniversaries to celebrate in 2019Top 10 science anniversaries in 2019 include expeditions, treatises and tabulations. 
- 			 Chemistry ChemistryHow the periodic table went from a sketch to an enduring masterpiece150 years ago, Russian chemist Dmitrii Mendeleev created the periodic table of the elements, revolutionizing chemistry. 
- 			 Quantum Physics Quantum Physics‘Beyond Weird’ and ‘What Is Real?’ try to make sense of quantum weirdnessThe books ‘Beyond Weird’ and ‘What is Real?’ have different perspectives on what quantum physics says about reality. 
- 			 Science & Society Science & SocietyBefore his early death, Riemann freed geometry from Euclidean prejudicesThe originator of Riemann’s hypothesis died young, but he provided the geometry needed for modern view of spacetime. 
- 			 Science & Society Science & Society5 decades after his death, George Gamow’s contributions to science surviveGeorge Gamow, irreverent physicist and prolific popularizer, died half a century ago. 
- 			 Astronomy AstronomyPluto’s demotion ignores astronomical historyA historical review of asteroids’ planetary status suggests Pluto’s demotion was not justified. 
- 			 Science & Society Science & SocietyIn honor of his centennial, the Top 10 Feynman quotationsNobel laureate Richard Feynman left many quotable observations on science and life.