SCIENCE

Between 2003 and 2009, methane emissions from the Four Corners region accounted for about 10 percent of yearly emissions in the country.

A new study suggests that the acceleration of the expansion of the universe might not be quite as fast as textbooks say.

Authorities cleared residents to return to the residue of their homes in the towns hardest hit on the twister's path of destruction.

A researcher at NASA's Jet Propulsion Laboratory in California chose to name her discovery after the young Nobel Peace Prize recipient.

Scientists had found the nearly complete skeleton of the "terror bird," which existed about 3.5 million years ago, from Argentina.

The complete footage, which is nearly two hours long, contains stunning, crystal clear images of Earth from 250 miles above.

West Africa's Ebola epidemic still poses a threat to other countries but the risk of it spreading internationally appears to be diminishing as the areas affected shrink, the World Health Organization (WHO) said on Friday.

Researchers said that while it’s not unusual to find evidence of cannibalism in dinosaur species, it certainly is uncommon.

The GPS in smartphones shows promise as a tool in the early detection of earthquakes.

The medical examiner's office was working to identify the body.

The world's No. 2 nation for research is plagued by plagiarism and fraud, editors of a respected medical journal say.

Researchers have found that alternating antibiotics, rather than mixing them in so-called cocktails, could prove effective in stopping drug-resistant superbugs.

The tick-borne Powassan virus can cause brain swelling and memory loss.

Late on Thursday, a proton beam in the LHC was gradually accelerated to 6.5 TeV from its “injection energy” of 450 GeV.

Researchers were surprised to find that many harmful genetic variations had been removed from mountain gorilla populations through inbreeding.

While several dolphins have already died, rescue workers are scrambling to save the rest, most of whom are severely injured.

During the Permian-Triassic extinction event, also known as the 'Great Dying,' nearly 90 percent of all marine species disappeared.

A huge tornado led to the death of one person in Fairdale, Illinois, while minor injuries were reported elsewhere.

Dr. Vivek Murthy launched a Twitter campaign to answer Americans' most pressing public health questions.

The antibody, called 3BNC117, may actually kill HIV-infected cells instead of just suppressing them, according to researchers.

Listeria, the bacteria linked to recent concerns about hummus and ice cream, is unusual because it can survive in a refrigerator.

A new study attempts to answer a long-standing question -- why are Earth and lunar rocks “almost identical” in their chemical composition?

The disk surrounding the star is filled with methyl cyanide, which contains carbon-nitrogen bonds, essential for the formation of amino acid.

What is Flakka and why are people taking it and freaking out?

Products with BMPEA, a chemical almost identical to amphetamines, could cause strokes or other health problems, some say.

Musk warned that energy constraints usually doom promising batteries.

Health officials have known about the bacteria's increasing resistance to antibiotic treatment, but the problem has gotten worse.

According to a panel of high-ranking NASA scientists, "definitive evidence" of alien life could be found in the next 20 to 30 years.

The fourth edition of the annual event is set to witness the involvement of participants from over 160 nations.