APA (7th ed.) Citation

Mann, A. (2025). Could dark energy be changing over time? Proceedings of the National Academy of Sciences of the United States of America, 122(39), 1. https://doi.org/10.1073/pnas.2524499122

Chicago Style (17th ed.) Citation

Mann, Adam. "Could Dark Energy Be Changing over Time?" Proceedings of the National Academy of Sciences of the United States of America 122, no. 39 (2025): 1. https://doi.org/10.1073/pnas.2524499122.

MLA (9th ed.) Citation

Mann, Adam. "Could Dark Energy Be Changing over Time?" Proceedings of the National Academy of Sciences of the United States of America, vol. 122, no. 39, 2025, p. 1, https://doi.org/10.1073/pnas.2524499122.