1. How the World Ends: Alien Invasion
2. Science

Do Australian ticks pose a greater health risk than we thought? For people suffering from Lyme-like disease, it's a controversial mystery that science has so far been unable to resolve. For the first time, microbes inside native Aussie ticks are being probed, leading to new discoveries which may reveal the causes of unexplained illnesses in the future.

In the steamy heat of America's Deep South, Steve Backshall continues his hunt for the 60 most deadly creatures.

Terrifying failings give terrorists free reign of India's largest city, killing at will in front of the world's cameras, leaving 166 dead and Mumbai officials and residents to pick up the pieces.

Adventurer Steve Backshall and the Deadly 60 team head north to Alaska. The snowy north is home to the largest land predator in the world. A grizzly bear shows Steve Backshall why it's on the Deadly list. Steve then drags the crew rafting down an icy river to find hundreds of eagles.

The tornado that struck El Reno, Oklahoma, on May 31, 2013, defined superlatives. It was the largest twister ever recorded on Earth. In this National Geographic Special, we unravel the tornado and tell its story.

The Nature of Scope: On this episode of SCOPE we get back to nature with some biological, geographical and meteorological science! We extract vitamin C from kiwi fruit, we discover what bugs populate Melbourne's waterways and we take a look into the gross but oddly appetising world of edible insects. Species Saving Science: Australia is home to a multitude of rare and even endangered species and scientists like Dr Andrew Weeks from The University of Melbourne are working on new ways to keep them around for future generations. Plant Extraction: Vitamins are essential to all life, be it plant, animal or human! Dr Mark Harrison from the Queensland University of Technology explains how we're able to find out what vitamins are found in what foods. DIY Science - Rain Gauge: Rain can be annoying and can even ruin your plans! But there's no arguing it plays a vital role in our ecosystem. Junior scientist shows you how to construct you're very own rain gauge to monitor this important meteorological occurrence. Water Bugs: Nature is constantly at work! To prove it Priya Crawford-Wilson from Melbourne Water heads out to Melbourne's Darebin Creek to prove just how much life lurking beneath the surface! Edible Insects: What's your favourite food? Ice-cream? Pizza? How about cockroaches?! It may not sound appetizing but as Kerry Wilkinson from The University of Adelaide explains, insect meat could be the next big thing! So join Dr Rob for an all-natural episode of SCOPE; where the ordinary becomes extra ordinary.

Steve Backshall continues to scour the UK for some fearsome predators to add to his list and has a hair-raising experience with the fastest animal that has ever lived.

Join us for an action packed ep full of fun. Kellyn goes Jet Packing, Duane tries acrobatics and Alex is learning The Haka.

Renowned survival expert Ray Mears visits two of the most iconic and contrasting landscapes of Australia, the swamps of the Northern Territories and wild mountain ranges of Tasmania, on the trail of two of the continent's most notorious creatures. By studying the Saltwater Crocodile and Tasmanian Devil, Ray hopes to gain a privileged insight into their unique habitats and a better understanding of how they gained their fearsome reputations. With the help of local experts, Ray also learns how survival in the wilderness today, for top predators and humans alike, is far from easy.

Steve Backshall becomes prey for a whole team of lethal aerial predators and for the first time in his life comes face to face with a real-life dragon.

It's the largest killer ever to walk the earth. Razor sharp teeth, metre-long jaws and sickle-shaped claws. If you think we are talking about T-rex, think again. This is spinosaurus!

The snowy north is home to the largest land predator in the world. A grizzly bear shows Steve Backshall why it's on the list. Steve then drags the crew rafting down an icy river to find hundreds of eagles.

Get ready to discover something new - from extreme Wingsuiting to cool Scottish traditions and even Tiger Cub enrichment.

Steve Backshall continues to scour the UK for some fearsome predators to add to his list and has a hair-raising experience with the fastest animal that has ever lived.

STRESS AND CANCER Every day in Australia 360 people learn they have cancer. It goes without saying it's a very stressful time. PLUTO Pluto may have been demoted to dwarf planet status, but recent studies reveal it's an extraordinarily exotic world. Its home to the biggest ice cubes in the solar system: a chain of water ice mountains kilometres high.