How do squirrels survive winter?” Tree squirrels don’t hibernate. We respond to cold weather by putting on layers and staying indoors. Squirrels do the same, spending more time in insulated ...

Some maintain a tally of observations in a certain county, province, or country. A portion of a birder’s regional list is ...

Greenland, the world's largest island, offers a pristine Arctic paradise with dramatic landscapes and unique wildlife such as ...

The Arctic is set to undergo dramatic and irreversible changes in the coming years if global warming reaches 2.7°C above ...

An Icy Expanse The Antarctic Desert may come as a surprise to many as it doesn't fit our conventional idea of sand and heat.

Painted lady butterflies are world travelers. The ones we encounter in Europe fly from Africa to Sweden, ultimately returning to areas north and south of the Sahara. But what determines whether some ...

Painted lady butterflies are world travelers. The ones we encounter in Europe fly from Africa to Sweden, ultimately returning ...

Swimming in the Arctic Ocean had been on my bucket list for years, and I finally got the chance to make it happen.

Carbon in the ocean can lead to higher levels of carbon dioxide (CO₂) in the air, which contributes to climate change. The ...

A seemingly minor trickle of groundwater beneath Alaska’s tundra is quietly releasing vast amounts of carbon into the ocean.

The Arctic region has shifted from storing carbon dioxide to releasing it into the atmosphere, according to the 2024 Arctic ...