A disturbing report from Cambodia of something in the water that's sliced cleanly through a young man's testicle sends Jeremy on a quest to expose an unseen mutilator.

The Alaskans must take advantage of the migrating moose and fish, before the rivers freeze and winter sets. But caution is paramount, as they aren't the only ones looking for food in the Arctic.

Our journey begins in Berlin Grunewald. Along the way, we meet people who are passionate about nature. The journey ends with the Midsummer Festival in the Stockholm Archipelago.

Cats are some of the most successful hunters on Earth. They share the same blueprint, but the unique challenges of their habitats shape their individual hunting strategies.

The Alaskans must take advantage of the migrating moose and fish, before the rivers freeze and winter sets. But caution is paramount, as they aren't the only ones looking for food in the Arctic.

A student chronicles 2017's Hurricane Maria as it decimates Puerto Rico. A hailstorm destroys a Dallas family home. A wilderness hiker clings on for dear life in a flash flood.

A disturbing report from Cambodia of something in the water that's sliced cleanly through a young man's testicle sends Jeremy on a quest to expose an unseen mutilator.

As the countryside sheds its winter coat, the arrival of spring is heralded right across Ireland; along the way, we meet people whose work is determined by the natural seasonal cycle.