The leopard population in a region of South Africa once thick with the big cats is crashing, and could be wiped out within a few years, scientists warned Wednesday.
Billy, a male Asian elephant, roams in his habitat at the Elephants of Asia exhibit at the Los Angeles Zoo on Tuesday, April 18.
Scientists have witnessed the first modern case of what they call "river piracy" and they blame global warming. Most of the water gushing from a large glacier in northwest Canada last year suddenly switched from one river to another.
The bird population in Vermont's forests has declined 14.2 percent over 25 years, largely due to several factors, including invasive species, climate change, and the natural cycle of maturing forests, scientists with the Vermont Center for Ecostudies say.
Deep in the jagged red mountains of Oman, geologists are drilling in search of the holy grail of reversing climate change: an efficient and cheap way to remove carbon dioxide from the air and oceans.
Whale cams have revealed the secret feeding habits of the giant mammals in frozen Antarctica, details on their social lives, and even how they must blow hard to clear sea ice to breathe.
A petroleum company under investigation for leaks in two underwater pipelines in Alaska's Cook Inlet confirmed Friday it has an issue with a third.
California Governor Jerry Brown declared Friday the official end of the state's drought that lasted more than five years.
An underwater pipeline that sprung a leak in Alaska's Cook Inlet, an area known for diverse marine life, probably dumped less than 3 gallons of crude oil into the ocean, the pipeline's owner said Monday.
Wildlife enthusiasts around the world can now follow the daily journey of Yosemite National Park's black bears from their laptops and smartphones, tracking the iconic animals as they lope up steep canyons and cross vast distances in search of food and mates.