Extreme heat in the West and unusually cold temperatures along the Eastern Seaboard have U.S. climate experts scratching their heads.
Dr. Kent Brantly was one the first people to receive the experimental ZMapp drug. Now he's recovered and no longer infectious.
The discovery of microbes in Antarctica could have implications for the search for life on Jupiter's moon Europa and Saturn's moon Enceladus.
Two Americans were airlifted from Monrovia, Liberia, earlier this month after they had contracted the disease while working in the country.
The Marburg virus was first detected in 1967 and causes a disease with a similar progression as Ebola's.
Neanderthals in Europe became extinct thousands of years sooner than scientists had thought, according to a new study.
While the "Third Pole" melts at an alarming rate, the region is also amidst a pollution crisis. A disruption of life for billions is at stake.
A volcano in Iceland that may be about to erupt has the airline industry remembering the 2010 ash cloud that grounded flights for a week.
A number of people have died with Ebola-like symptoms in the same province where Ebola was first discovered in 1976.
A "transparent solar concentrator" from Michigan State University joins a handful of fledgling "solar glass" technologies.
Experts fear an explosion could propel a massive ash cloud into the atmosphere and disrupt global air traffic.
Ebola has killed more than 1,220 people in West Africa since the beginning of 2014.
Two Nigerians in Vietnam and a 22-year-old Burmese national who landed in Myanmar after a trip to West Africa are being tested for Ebola.
Pterosaurs likely inhabited a large variety of environments, but were particularly abundant near large lakes, rivers and coastal environments.
The Coast Guard said the river was closed from mile markers 453 to 468, from Cincinnati to Dayton, Kentucky, while it responded to the spill.
The Junction Fire is the latest blaze in drought-stricken California.
A full recovery in West Africa may be months away, but a cautious Nigerian response has kept the viral disease isolated there.
More African elephants are killed each year than are being born, researchers found in a recent study.
Liberia had been searching for the missing patients while Guinea said that many sick Liberians had started crossing the border.
Hallucigenia fossils, discovered in the early 1900s, showed a row of rigid spines along the animals' backs and seven or eight pairs of legs.
According to Iceland's Met office, seismic activity has been gradually increasing in Bardarbunga over the last seven years.
Alopecia areata affects men and women equally.
The hotter-than-average July follows the hottest May and June on record, the National Oceanic and Atmospheric Administration says.
Despite the low risk of transmission by air travel, the U.N. health agency says passengers should be checked before leaving.
Dr. Michael Baden conducted a preliminary autopsy on the 18-year-old and said there were no signs of a struggle.
earthlings can livestream NASA video of the Russian cosmonauts' spacewalk, which will last for six hours.
Her husband and the five doctors who treated her in Abu Dhabi have been isolated and are being checked for possible infection.
The robots can correct their own mistakes -- if a robot moves off-course, nearby robots sense the problem and cooperate to fix it.
The new technology is expected to help scientists improve the resolution of contemporary atomic-force microscopes.
While taking the pictures, the spacecraft was at a distance of 65 miles from the 2.5-mile-wide nucleus of the comet.