Sea stars are boneless echinoderms, spiny skinned animals who depend on their tough skin, made up of calcium carbonate, and plates for protection like a coat of armor.

The First Punic War (Part 1)

Porcupines are one of the largest mammals at Acadia, usually seen walking along the ground or climbing trees.

Sea ice doesn't always hold the allure of a massive ice sheet, or a crevassed blue glacier spilling between mountains, but it comes in array of shapes and sizes and has its own ephemeral beauty. Operation IceBridge studies sea ice at...

This clip explores the geography, history, and some important cultural features of Florida.

Downwind of isolated, small, mountainous islands, a curious feature known as an island cloud vortex can form. Visible from satellite, a series of them can line up as vortex streets of cloud vorticies.

The IceBridge science team and DC-8 crew flew a mission over the Antarctic Peninsula on Saturday, November 13th. This video provides a snapshot of the flight from the field and describes the challenges faced with weather and terrain. ...

In this video, Jabzy brings us historical tidbits and unknown facts about the Italian 1848 Revolutions

This clip looks at the physical features and climate of Russia's coastal regions.

The Osa Peninsula in Costa Rica is described as the most bio intense area on the planet. It is also the home of entomologist Jim Cordoba Alfaro and his BioSur Foundation. We join Jim and his team as they take young students from the Osa...

Cuverville Island or ele de Cavelier de Cuverville is a dark, rocky island lying in Errera Channel between Arctowski Peninsula and the northern part of Ronge Island, off the west coast of Graham Land in Antarctica. Cuverville Island was...

Learn more about the consequences of the Korean War.

The Gerlache Strait is named after the Belgian Adrien de Gerlache, who explored the Strait in 1898 Between the Palmer Archipelago and the Danco Coast-on the west side of the Antarctic Peninsula-runs the sprawling waterway of Gerlache...

This clip looks at the physical features, climate and culture of Norway.

The Antarctic Peninsula is currently dotted with numerous research stations and nations have made multiple claims of sovereignty. The peninsula is part of disputed and overlapping claims by Argentina, Chile and the United Kingdom. None...

This program explores the geography, history, and some important cultural features of the Pacific Region of the United States. The individual states of California, Oregon, Washington, Alaska and Hawaii are presented in detail.