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The gap between the economic output of the world's richest and poorest countries is 25 percent larger today than it would have been without global warming, according to new research.

Using CRISPR gene editing, researchers have thwarted a lethal lung disease in an animal model in which a harmful mutation causes death within hours after birth. This proof-of-concept study showed that in utero editing could be a promising new approach for treating lung diseases before birth.