The Brain’s Fix-It Brigade This story about brain-enriching exosomes cites two studies that can be found in the Journal of Neuroimmunology and Glia. The Rain Forest of Alabama Check out the Center for Biological Diversity and this fact sheet (pdf) for more information about the aquatic extinction crisis in the southeastern U.S. Flame Out You can read an extended version of this article about new California regulations that phase out flame retardants in furniture for public health reasons. Ancient Burial To unearth more about ancient Neandertal burials in France, read the study published PNAS. Leaden Treasure Want to know more about the debate over Roman lead? Read a review here. Sun Chaser To see an animation of the Ford C-MAX Solar Concept soaking up the sun, visit Ford’s Web site. What Is It? This new research about dynamic liquid crystals was published in Physical Review X. Trouble Knocking The U.S. Centers for Disease Control has more information about chickungunya fever here. Growing Hair in a Dish Read more about culturing hair follicle for hair loss treatment from the International Journal of Trichology. No-Fly Zone This story about strategies to keep wildlife safe from aircraft referenced a study published in Investigative Genetics. Lonely Dwarf Planets Here’s a study to accompany this story about dwarf planets. Rapid Response This article about our rapidly adaptive gut microbiome was based on a study in Nature. (Scientific American is part of Nature Publishing Group.) Thought Control Feast your eyes on the study cited in this story about how imagination influences our sight. The Storm Next Time (Q&A) To read the full interview with U.S. Secretary of Energy Ernest J. Moniz, visit our Web site.