NEW YORK— A federal court in New York on Friday upheld the state’s ban on sales and in-store displays of elephant and mammoth ivory and rhino horn — rejecting claims that the ban was unconstitutional.

Since then, researchers have created iPS cells from animals like the endangered northern white rhinoceros and ... hold promise for editing elephant DNA to include mammoth-like adaptations ...

Scientists from a company attempting to “resurrect” the woolly mammoth ... s Dino Grandoni. “There are many steps in the future.” Ultimately, the researchers want to edit elephant DNA ...