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Study: Lion ranges, populations dropping in Africa
The lions that roam Africa's savannahs have lost as much as 75 percent of their habitat in the last 50 years as humans overtake their land and the ...
Feds: Dinosaur skull seized from Wyoming home
A dinosaur skull seized from a Wyoming home is related to an investigation into fossil smuggling from Mongolia, indicating that efforts to stem the ...
NASA: Voyager 1 enters new region of solar system
The unstoppable Voyager 1 spacecraft has sailed into a new realm of the solar system that scientists did not know existed. Voyager 1 and its twin, ...
Mars rover Curiosity: No surprise in 1st soil test
NASA's Curiosity rover has indeed found something in the Martian dirt. But so far, there's no definitive sign of the chemical ingredients necessary ...
Fossil fuel subsidies in focus at climate talks
Hassan al-Kubaisi considers it a gift from above that drivers in oil- and gas-rich Qatar only have to pay $1 per gallon at the pump. "Thank God that ...
New Alzheimer's drug studies offer patients hope
For Alzheimer's patients and their families, desperate for an effective treatment for the epidemic disease, there's hope from new studies starting up ...
New Zealand: forget Kyoto, write new climate deal
Highlighting a rift between the rich countries and emerging economies like China, New Zealand's climate minister staunchly defended his government's ...
Conn. neighbor: Wyoming killer was upset with dad
A man who police say killed his father, a woman and himself in Wyoming on Friday told a neighbor in Connecticut weeks before the killings that he ...
Carbon pollution up to 2 million pounds a second
The amount of heat-trapping pollution the world spewed rose again last year by 3 percent. So scientists say it's now unlikely that global warming can ...
Upon further review, giant sequoia tops a neighbor
Deep in the Sierra Nevada, the famous General Grant giant sequoia tree is suffering its loss of stature in silence. What once was the world's No.
North Korea gears up to launch long-range rocket
North Korea is gearing up to fire a long-range rocket this month in a defiant move expected to raise the stakes of a global standoff over its missile ...
Police: Hero instructor fought son in arrow attack
Gravely wounded by an arrow fired into his head, a Wyoming college instructor still managed to wrestle with his 25-year-old son who carried out the ...
Climate activists march outside UN talks in Qatar
A few hundred people marched in a peaceful demonstration Saturday for "climate justice" in Doha, where negotiators from nearly 200 countries are ...
Japan's space agency probes possible data leak
Japan's space agency says it is investigating a possible leak of data about its Epsilon rocket due to a computer virus. The Japan Aerospace ...
Some wish Islam would inform climate debate
At Friday prayers in Qatar's most popular mosque, the imam discussed the civil war in Syria, the unrest in Egypt and the U.N. endorsement of an ...
Code used by RI founding father is finally cracked
The obscure book's margins are virtually filled with clusters of curious foreign characters — a mysterious shorthand used by 17th century religious ...
Police: Wyo. murder-suicide happened during class
A man wielding a sharp-edged weapon killed one person in a Casper neighborhood Friday before killing a male teacher and himself in front of students ...
Court to decide if human genes can be patented
The Supreme Court announced Friday it will decide whether companies can patent human genes, a decision that could reshape medical research in the ...
House votes to offer advanced-degree visas
Testing the waters of what is expected to be a turbulent battle over immigration policy next year, the House voted Friday to make green cards ...
UN climate boss: No support for tough climate deal
The United Nations climate chief is urging people not to look solely to their governments to make tough decisions to slow global warming, and instead ...
Kenya village pairs AIDS orphans with grandparents
There are no middle-aged people in Nyumbani. They all died years ago, before this village of hope in Kenya began. Only the young and old live here.
Study: Like a tree, growth rings show lobster age
For the first time, scientists have figured out how to determine the age of a lobster — by counting its rings, like a tree. Nobody knows how old ...
Reeling Texas cancer agency OK'd faulty $11M award
Leaders of Texas' embattled $3 billion cancer-fighting effort approved an $11 million grant to a biomedical company even though the proposal wasn't ...
NASA: Closest planet to sun, Mercury, harbors ice
Just in time for Christmas, scientists have confirmed a vast amount of ice at the north pole — on Mercury, the closest planet to the sun. The findings ...
Ice sheets melting at poles faster than before
Fueled by global warming, polar ice sheets in Greenland and Antarctica are now melting three times faster than they did in the 1990s, a new scientific ...