January 25, 2007, Time Warner sold this magazine, along with 17 other special interest magazines, to Bonnier Magazine Group. In January 2016, Popular Science switched to bi-monthly publication after 144 years of monthly publication. In April 2016 it was announced that Editor-in-Chief Cliff Ransom would be leaving the magazine. In August 2016, Joe Brown was named Popular Science's new Editor-in-Chief. In September 2018, it was announced that Popular Science would become a quarterly publication. During his tenure, Popular Science diversified its readership base, was nominated for several National Magazine Awards, winning for The Tiny Issue in 2019, and named to AdWeek's Hot List in 2019. Brown stepped down in February 2020. In March 2020, Executive Editor Corinne Iozzio was named Editor in Chief. During her tenure, the brand moved from a print to a digital-only publication, produced extensive coverage of the COVID-19 pandemic, celebrated its 150-year anniversary, and relaunched its "Brilliant 10" franchise. Iozzio and her team won a 2022 National Magazine Award for its Heat Issue. The issue, an in-depth look at the stark realities and ingenuity of a warming world, was the second win in the Single-Topic Issue category but the first in its new digital-only format. In August 2022, after more than a decade at Popular Science and two and a half years leading the brand, Iozzio announced that she would step down as Editor-in-Chief in October of that year. On October 6, 2020, the Bonnier Group sold Popular Science and six other special interest magazines, including the well-known titles Popular Photography, Outdoor Life, and Field & Stream, to North Equity LLC. While North Equity is a venture equity firm that primarily invests in digital media brands, David Ritchie, CEO of the Bonnier Corp, said Bonnier believes, "North Equity is best-positioned to continue to invest in and grow these iconic legacy brands." In June 2021, North Equity introduced Recurrent Ventures as the new parent company to its digital media portfolio. From April 27, 2021, the Popular Science publication was changed to a fully digital format and is no longer in physical print. Its digital subscription offering, PopSci+ is inclusive of exclusive digital content and the magazine. In January 2023, Annie Colbert was named the new Editor in Chief. She joined the brand after spending more than 10 years at Mashable. Radio Popular Science Radio was a partnership between Popular Science and Entertainment Radio Network, which ran through