More than three decades after the accident at Three Mile Island cast a shadow on the atomic dream, is America again ready to give nuclear energy a chance?

With every new advance in prenatal genetic screening, the ability to prevent suffering has also sparked difficult questions about what should count as “a disease” versus “a difference,” and whether we’re in danger of wiping out certain segments of the population. This story was produced in collaboration with PBS, American Experience.

On July 25, 1978, Louise Brown became the first ever so-called “test-tube baby.” Her birth was one of the biggest media stories of the 20th century, and she became famous just by being born.

Virtual reality journalists aim to transform the news, and put feelings to work communicating the facts.