New research shows it’s possible to edit the DNA of human embryos with more precision. But scientists warn it’s still not ...

Attacks on ships were followed by new U.S. strikes on Iran, which responded by firing at Gulf nations. The pattern of hostilities has all but collapsed a cease-fire, with little sign that either side ...

The snails and other mollusks around hydrothermal vents have evolved to thrive in extreme conditions, but mineral extraction could drive more than half to extinction. By Catrin Einhorn An unusually ...