The scroll, found in the ancient Roman town of Herculaneum, contains part of a multi-volume work titled "On Vices" and was written by an ancient Greek philosopher, Philodemus.

More than 200 years ago, a scroll damaged by the eruption of Mount Vesuvius was unrolled and pasted onto cardboard, even though it had writing on the back. New imagery shows some of what's hidden.

More than 200 years ago, a scroll damaged by the eruption of Mount Vesuvius was unrolled and pasted onto cardboard, even though it had writing on the back. New imagery shows some of what's hidden.

The scroll was discovered and painstakingly unrolled in 1795. It's unusual among Herculaneum scrolls because it has writing in Greek on the front and back. To preserve the fragments, scholars glued ...

The scroll was discovered and painstakingly unrolled in 1795. It's unusual among Herculaneum scrolls because it has writing in Greek on the front and back.

More than 200 years ago, a scroll damaged by the eruption of Mt. Vesuvius was unrolled and pasted onto cardboard, even though it had writing on the back. Now, new imagery shows some of what's hidden.