Learn about ancient evidence of humans using fire; Heisenberg’s uncertainty principle; and your memory on social media. We just found the earliest evidence of humans changing their ecosystems with fire by Grant Currin Nield, D. (2021). Scientists Find Oldest Evidence of Ancient Human Activity Deep Inside a Desert Cave. ScienceAlert. https://www.sciencealert.com/scientists-find-the-oldest-evidence-of-indoor-human-activity-deep-inside-a-desert-cave  Ratner, P. (2021, May 3). From 1.8 million years ago, earliest evidence of human activity found. Big Think; Big Think. https://bigthink.com/surprising-science/earliest-evidence-human-activity  Shaar, R., Matmon, A., Horwitz, L. K., Ebert, Y., Chazan, M., Arnold, M., Aumaître, G., Bourlès, D., & Keddadouche, K. (2021). Magnetostratigraphy and cosmogenic dating of Wonderwerk Cave: New constraints for the chronology of the South African Earlier Stone Age. Quaternary Science Reviews, 259, 106907. https://doi.org/10.1016/j.quascirev.2021.106907  Scientists may have overcome Heisenberg's uncertainty principle by Briana Brownell Mercier de Lépinay, L., Ockeloen-Korppi, C. F., Woolley, M. J., & Sillanpää, M. A. (2021). Quantum mechanics–free subsystem with mechanical oscillators. Science, 372(6542), 625–629. https://doi.org/10.1126/science.abf5389  ‌Evading the uncertainty principle in quantum physics. (2021). EurekAlert! https://www.eurekalert.org/pub_releases/2021-05/au-etu050521.php  ‌Ratner, P. (2021, May 15). Physicists push limits of Heisenberg Uncertainty Principle. Big Think; Big Think. https://bigthink.com/surprising-science/breakthrough-quantum-entanglement-heisenberg  Turner, B. (2021, May 15). Scientist find a loophole in Heisenberg’s uncertainty principle. MSN. com. https://www.msn.com/en-gb/entertainment/news/scientist-find-a-loophole-in-heisenbergs-uncertainty-principle/ar-BB1gLlgP  Is Social Media Hurting Your Memory? first aired June 7, 2018 https://omny.fm/shows/curiosity-daily/your-memory-on-social-media-best-workouts-and-why  Follow Curiosity Daily on your favorite podcast app to learn something new every day withCody Gough andAshley Hamer — for free!  See omnystudio.com/listener for privacy information.