At the Edge of Space

Category: Environment
Download:

Between the blue sky above and the infinite blackness beyond lies a frontier that scientists have only just begun to investigate. In "At the Edge of Space," NOVA takes viewers on a spectacular exploration of the Earth-space boundary that's home to some of nature's most puzzling and alluring phenomena: the shimmering aurora, streaking meteors, and fleeting flashes that shoot upwards from thunderclouds, known as sprites.

You might also like

Climate Crisis

The real impact of global warming is now being felt in communities around the world. Climate scientists explain what to expect where you live, and what steps might still be taken to reverse the climate crisis.

Breakthrough • 2019 • Environment

Aerial America: Yellowstone

When you soar above Yellowstone, it's easy to see why it became the world's first national park in 1872. It's a place of staggering beauty and fragile creatures, of stunning granite peaks that pierce the sky and colorful springs that may hold secrets about the origins of life. This aerial voyage takes you over high elevation lakes, snaking canyons, sputtering hot geysers, and snow-covered landscapes. Explore Yellowstone's history of Native Americans, European explorers, and 10 million years of tectonic upheaval.

2018 • Environment

A New Perspective

Satellites follow an elephant family struggling through drought, reveal previously unknown emperor penguin colonies from the colour of their poo, and discover mysterious ice rings that could put seal pups in danger. Using cameras on the ground, in the air and in space, Earth from Space follows nature's greatest spectacles, weather events and dramatic seasonal changes. This is our home, as we've never seen it before.

1/4Earth from Space • 2019 • Environment

Storming Antarctica

Six different teams of scientists arrive on the continent after years of planning. The continent is home to the coldest, windiest, driest conditions on the planet, and without Scott Base as their central hub, these teams wouldn't survive. Each team's results could have massive implications to better understanding how climate change is affecting life around the world.

1/6Continent 7: Antarctica • 2017 • Environment

Legacy of the Sages

At Göbekli Tepe, the oldest known megalith in the world, Graham questions if simple hunter-gatherers alone could have built such an advanced structure.

S1E5Ancient Apocalypse • 2022 • Environment

How Many People Can Live on Planet Earth

In a Horizon special, naturalist Sir David Attenborough investigates whether the world is heading for a population crisis.

Horizon • 2009 • Environment