More science.

• Repeat Brain Injury Raises Soldiers' Suicide Risk


• Nanoscavengers Could Usher in Next Generation Water Purification


• Black Hole Powered Jets Plow Into Galaxy


• Evolution Shapes New Rules for Ant Behavior, Research Finds


• Oldest Evidence of Split Between Old World Monkeys and Apes: Primate Fossils Are 25 Million Years Old


• First Direct Proof of Hofstadter Butterfly Fractal Observed in Moiré Superlattices


• Billion-Year-Old Water Could Hold Clues to Life on Earth and Mars


• Catching Graphene Butterflies: Dramatically Changing Electronic Properties of World's Thinnest Material


• No Idle Chatter: Malaria Parasites 'Talk' to Each Other


• Human Skin Cells Converted Into Embryonic Stem Cells: First Time Human Stem Cells Have Been Produced Via Nuclear Transfer


• Novel Brain Training Device to Reconnect Brain and Paralyzed Limb After Stroke


• Friction in the Nano-World: Physicists Discover a New Kind of Friction


• Intestinal Bacterium Akkermansia Curbs Obesity


• Untangling the Tree of Life


• Political Motivations May Have Evolutionary Links to Physical Strength


• Electronics Comes to Paper: Paper, Being Light and Foldable, Works Well for Electrically Conducting Structures


• Orion's Hidden Fiery Ribbon