Surprise! The Most Popular Baby Names in the US Are ...

Five week old sleeping boy and girl fraternal twin newborn babies.
Parents are always on the lookout for something new when it comes to baby names, says one baby-name expert.
(Image credit: Katrina Elena | Shuttterstock)

For the first time in the 21st century, the most popular baby name for boys in the United States is Noah, according to information released today (May 9) by the U.S. Social Security Administration.

Sophia kept its No. 1 slot from last year as the most popular girl name, and Emma moved into the No. 2 spot. Noah was followed by Liam as the second-most popular boy's name of 2013.

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Managing editor, Scientific American

Jeanna Bryner is managing editor of Scientific American. Previously she was editor in chief of Live Science and, prior to that, an editor at Scholastic's Science World magazine. Bryner has an English degree from Salisbury University, a master's degree in biogeochemistry and environmental sciences from the University of Maryland and a graduate science journalism degree from New York University. She has worked as a biologist in Florida, where she monitored wetlands and did field surveys for endangered species, including the gorgeous Florida Scrub Jay. She also received an ocean sciences journalism fellowship from the Woods Hole Oceanographic Institution. She is a firm believer that science is for everyone and that just about everything can be viewed through the lens of science.