Resumen de In Brief.
JR Minkel, Nikhil Swaminathan, Charles Q. Choi
This article presents scientific news briefs. Researchers with powerful scientific equipment say they may have located the origin of the highest-energy cosmic rays. These rays have 100 million times the energy produced by the largest particle accelerators. Scientists are saying that the fatty acids in human breast milk may increase a child's intelligence. A study of young children and robots showed that robots that could sense touch were socially accepted by the children.
