By examining the teeth of Neanderthal infants, a team of researchers was able to glean insight into nursing and weaning behavior as well as winter and summer cycles. The study even found evidence that the Neanderthals had been exposed to lead — the earliest such exposure ever recorded in any human ancestor.

By examining the teeth of Neanderthal infants, a team of researchers was able to glean insight into nursing and weaning behavior as well as winter and summer cycles. The study even found evidence that the Neanderthals had been exposed to lead — the earliest such exposure ever recorded in any human ancestor.

Increased production of corn in the U.S. has been credited largely to advances in farming technology, but new research shows that changing temperatures play a significant role in crop yield.

Increased production of corn in the U.S. has been credited largely to advances in farming technology, but new research shows that changing temperatures play a significant role in crop yield.