The footage gives a sneak peek of a mother polar bear venturing out of her den in the Norwegian archipelago of Svalbard with ...

In the frigid Arctic, polar bear mothers and their cubs emerge each spring from snow dens that have sheltered them through ...

Female polar bears give birth in December or early January when the cubs are blind, hairless and weigh just 0.5 kg.

Understanding cubs’ activity when leaving their lairs could aid in supporting the polar bear’s survival.

Researchers have revealed astonishing new insights into the lives of polar bear cubs by studying them as they emerge from their dens. The scientists’ study includes the first detailed footage of polar ...

The time lapse footage is the result of almost a decade of work monitoring the vulnerable predators' maternal behavior.

Credit: Simon Gee/Kt Miller/Steven C Amstrup/Polar Bears International/Cover Images Researchers have revealed astonishing new insights into the lives of polar bear cubs by studying them as they emerge ...

Meteorologist Bill Martin, known for his surfer-meets-science vibe, retired Thursday from KTVU after 33 years at the Bay Area ...

The U.S. is home to 63 national parks, which are areas of land protected by the federal government. How many of these parks ...

A close encounter with one of these larger-than-life leviathans is a life-changing experience – here’s how and where to do it ...