Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. High levels of lead detected in authenticated locks of Ludwig van Beethoven’s hair suggest that the composer had lead poisoning, which may have contributed to ailments he endured over the course of his life, including […]
Gene therapy has allowed several children born with inherited deafness to hear. A small study published Wednesday documents significantly restored hearing in five of six kids treated in China. On Tuesday, the Children’s Hospital of Philadelphia announced similar improvements in an 11-year-old boy treated there. And earlier this month, Chinese researchers published a study showing […]