Genetic Mutations In Father’s Sperm Can Predict Children’s Autism Risk

There’s no question that autism can be traced to a combination of genetic and environmental factors. One genetic contributor in particular has in recent years intrigued scientists studying autism: DNA mutations originating in fathers’ sperm. Studies have linked autism risk to de novo mutations, or changes in DNA that arise spontaneously in sperm as the … Read more

20 Ways the World Got Better in 2019, in Charts

The last 12 months have felt chaotic, destabilizing, and on occasion apocalyptic. Toxic nationalist movements have risen across the globe; politics in democratic nations have increasingly polarized; wealth gaps continue to expand; and the specter of climate change lurking at a remove has become an actual monster inside the house. It’s difficult, in the context … Read more