As cruise lines plot new itineraries, here are some of the more under-the-radar places to visit by sea this year—from the Alaskan wilderness to Tanzania’s Spice Islands and Toba, Japan.

Rapid peatland expansion across the Arctic could change the global carbon balance, depending on how long new carbon remains stored.

Even with a sturdy ship and the help of satellite images, negotiating the frozen ocean requires a dose of humility before nature’s might.

New research from the University of Copenhagen suggests that volcanic eruptions during the Ice Age may have triggered sudden climate change by disrupting the Atlantic Meridional Overturning ...

Set sail with these expedition companies and you can make a meaningful contribution to our knowledge of the natural world.

Ten years after the Paris Agreement took effect, newly released climate datasets show the world warming at an accelerating ...

Six projects will investigate innovative approaches that could help slow Arctic sea ice loss and reduce escalating ...

Earth’s oceans absorbed another record volume of heat in 2025, reinforcing a pattern that climate scientists say is accelerating ice loss in the Arctic and storing energy that will shape weather ...

Greenland sharks can live for hundreds of years, drifting through some of the coldest and darkest waters on Earth. Once dismissed as slow, clumsy and nearly blind, these deep-sea giants are now ...

It may be the most enduring love story in the shorebird world, two birds coming together from different parts of the ...

A third of trifluoroacetic acid (TFA) pollution is linked to CFC replacement chemicals, study finds ...

Greenland appears much larger than it actually is on most world maps, thanks to the Mercator projection, a centuries-old map ...