ANAHEIM, CALIFORNIA--It's been more than 3 decades since scientist-dissident Noam Chomsky offered a controversial theory: that babies learn how to speak so easily because they're born with a sense of grammar that transcends individual languages
For millions of years, our genomes have been collecting mutations at an alarming rate, researchers write in today's issue of Nature. That begs an intriguing riddle: If our DNA is so prone to mistakes, why we are alive at all?
Victor Goldschmidt, the father of modern geochemistry, was born on this day in 1888. A Swiss-born Norwegian chemist, Goldschmidt was fascinated by the elements, their origins, and their relationships in nature.
Physicists have taken a major step toward the creation of the ultimate "light": a laser beam made of gamma rays. In last week's Physical Review Letters, researchers report that bombarding an artificial form of the element hafnium with x-rays causes it to produce gamma rays.