Curiosity NOW

Dianna dives through the looking glass in this paradoxical exploration of truth itself, where the left could be right.

Kyle Hill and Eugenia Cheng join the show to prove there is more than one infinity, that infinity is hidden all around us and that we might actually be infinite ourselves.

The history of skyscrapers is the history of American cities, technological ingenuity, and a global boom in urbanization; from west to east, from five stories up to one kilometer high, there's nowhere to go but up.

From the first brave passenger flying across Tampa Bay in 1915 in a rickety rust bucket, to 40 million commercial flights each year, how innovation, coach class and sex have made flying possible.

Finding out what it takes to explore the final frontier; learning about a woman who bested the first American in space, the cool head of Apollo 11's commander, the dinner knife that saved a space station and the crash landing of a craft in Siberia.

Discovering the furball history of cats and dogs, from caveman to Instagram, hunting companion to pampered pooch.

Measure up the conqueror and ponder whether he was a villain or a hero to history; following his horde's path of atrocities, which paved the way for stability and tolerance, and examine the secrets of his lost tomb and legacy.

Six million African Americans leave the southern states in the Great Migration to seek freedom and opportunity in the north and west.

The history of skyscrapers is the history of American cities, technological ingenuity, and a global boom in urbanization; from west to east, from five stories up to one kilometer high, there's nowhere to go but up.

From the first brave passenger flying across Tampa Bay in 1915 in a rickety rust bucket, to 40 million commercial flights each year, how innovation, coach class and sex have made flying possible.

Finding out what it takes to explore the final frontier; learning about a woman who bested the first American in space, the cool head of Apollo 11's commander, the dinner knife that saved a space station and the crash landing of a craft in Siberia.

Discovering the furball history of cats and dogs, from caveman to Instagram, hunting companion to pampered pooch.

Measure up the conqueror and ponder whether he was a villain or a hero to history; following his horde's path of atrocities, which paved the way for stability and tolerance, and examine the secrets of his lost tomb and legacy.

Six million African Americans leave the southern states in the Great Migration to seek freedom and opportunity in the north and west.

The history of skyscrapers is the history of American cities, technological ingenuity, and a global boom in urbanization; from west to east, from five stories up to one kilometer high, there's nowhere to go but up.

From the first brave passenger flying across Tampa Bay in 1915 in a rickety rust bucket, to 40 million commercial flights each year, how innovation, coach class and sex have made flying possible.

Finding out what it takes to explore the final frontier; learning about a woman who bested the first American in space, the cool head of Apollo 11's commander, the dinner knife that saved a space station and the crash landing of a craft in Siberia.

Discovering the furball history of cats and dogs, from caveman to Instagram, hunting companion to pampered pooch.

Measure up the conqueror and ponder whether he was a villain or a hero to history; following his horde's path of atrocities, which paved the way for stability and tolerance, and examine the secrets of his lost tomb and legacy.

Six million African Americans leave the southern states in the Great Migration to seek freedom and opportunity in the north and west.

The history of skyscrapers is the history of American cities, technological ingenuity, and a global boom in urbanization; from west to east, from five stories up to one kilometer high, there's nowhere to go but up.

From the first brave passenger flying across Tampa Bay in 1915 in a rickety rust bucket, to 40 million commercial flights each year, how innovation, coach class and sex have made flying possible.

Finding out what it takes to explore the final frontier; learning about a woman who bested the first American in space, the cool head of Apollo 11's commander, the dinner knife that saved a space station and the crash landing of a craft in Siberia.