Federal officials have released high-definition video of a lava lake atop Hawaii's Kilauea volcano, providing a rare close-up glimpse of the powerful summit eruption.
Federal wildlife officials on Thursday made a formal recommendation to list the rusty patched bumble bee as an endangered species because it has disappeared from about 90 percent of its historic range in just the past two ...
Federal officials on Tuesday rejected greater protections for four species including the rabbit-like American pika, which researchers warn is disappearing from areas of the Western U.S. as climate change alters its mountain ...
US federal officials are seeking a ban on swimming with Hawaii's spinner dolphins, saying the encounters popular with tourists are harming the nocturnal creatures' sleeping habits.
A group of Montana and federal wildlife officials has expressed opposition to a $57 million concrete dam and fish bypass that the U.S. government says would help an ancient and endangered fish species in the Yellowstone River.
Two people who fell ill while working at the U.S. research station at the South Pole have been evacuated by a small plane that made the daring rescue flight in Antarctica's harsh winter.
Hunters soon could be chasing grizzly bears across the ridges of the Rocky Mountains, leaving three states to drum up plans to ensure the iconic species won't be snuffed out soon after recovering from threats to their survival.
Sextortion—using nude photos of someone to press for even racier content or other goods—is surprisingly common, a US think tank says in what it calls the first in-depth study of another danger lurking in cyberspace.
An outdoor advertising company that owns thousands of billboards across the country, including in Times Square, and around the world, is using mobile phone data to learn about people who are passing their displays in order ...
The Federal Bureau of Investigation paid hackers more than $1 million to break into the iPhone used by one of the San Bernardino attackers, director James Comey said Thursday.