Travels the globe looking at the natural world in a variety of settings over the course of a single day.

Follows impact scientists in the days after the meteor flashed across the sky over Russia's Ural Mountains in February 2013, as they hunt for debris and try to determine the meteor's origin.

Follows astronaut Scott Kelly as he spends a full year on the International Space Station, and examines how his life changed in the aftermath of his time away from Earth.

Uses science to explore the bond between dogs and humans.

Follows NASA's Mars 2020 Mission, an attempt to land a rover on Mars that will search for water.

A team of experts build accurate replicas of Egyptian royal chariots and test the claim that these innovations launched a technological revolution.

Examines the architecture of Gothic cathedrals and how medieval builders were able to construct them with just hand tools and stone.