The hospital did not identify which country the man traveled to, but said the nation has had cases of the Ebola virus.
Skeptical about the NASA "impossible" space engine? You should be.
The risk of an infected passenger on a plane spreading the disease to other travelers is very low, says the World Health Organization.
Hurricane Iselle suddenly gained strength over the Pacific Ocean Monday and is expected to reach Hawaii later this week.
Nigeria's second case is a doctor who treated Patrick Sawyer, a man who was in three other countries before falling ill and dying in Lagos.
The research found that children who played video games for an hour or less were socially adjusted and were more satisfied with their lives.
Units from Japan’s Air Self-Defense Force are currently being considered by the defense ministry to make up parts of the new space force.
The delegates from Africa claim returning to their home countries would be a “life threatening proposition.”
According to scientists, the comet is too hot to be covered in ice and is expected to have a dark, dusty coating.
Construction on the Lotte World Tower is under close scrutiny after multiple sinkholes appeared nearby in Seoul, South Korea.
Researchers say prehistoric people put a premium on niceness.
Dr. Kent Brantly, one of two Americans who contracted Ebola in Liberia, is receiving treatment at Atlanta's Emory University Hospital.
The major Blue Cross Blue Shield plan is pulling coverage because the procedure may boost cancer risk for some women.
Toledo, Ohio, is in a state of emergency after water supplies tested positive for a liver-attacking toxin called microcystin.
Dr. Kent Brantly is one of two Americans who contracted the Ebola virus in Liberia.
The two infected Americans are returning to the U.S. for treatment at Emory University Hospital’s isolation unit.
The ancient baleen whale fossil, originally discovered in 1978, was stuck in an incline on a hillside in Rancho Palos Verdes.
The Eunis rocket climbed almost 200 miles above the ground and examined a predetermined region of the sun.
The gravitational pull of a companion planet can generate enough heat to prevent internal cooling, raising an old planet's chance of hosting life.
Perseid meteor shower activity may peak Aug. 12-13 this year, but it might be best viewed around now because of the supermoon in August.
Naturally occurring bacteria have been consuming toxic hydrocarbons after the BP oil spill.
Archaeologists finally have some answers for where the mysterious World Trade Center ship originated.
The worst outbreak in history is still not the worst killer in West Africa.
Director-General Chan called for "decisive action" and is holding herself responsible for quelling the outbreak of Ebola in West Africa.
The two Americans will travel in a transport plane specifically equipped to handle dangerous diseases. The CDC is handling the evacuation.
The SKA2 gene was found to be less active in individuals who had either killed themselves or had suicidal thoughts.
The new rover will carry more sophisticated hardware to determine if the red planet will ever be habitable for humans.
The ability of a certain type of dinosaur to evolve rapidly into pre-historic birds helped them survive mass extinction.
New U.S. Drought Monitor maps show that 58 percent of California is in "exceptional" drought, up from 36 percent a week ago.
Emory University Hospital has one of the most sophisticated isolation units in the U.S., which it built in coordination with the CDC.