The virus that has broken out in multiple U.S. states has killed four people.
Harvard researchers said high levels of pollution had been linked to a doubling of autism.
The ruling will have far-reaching consequences for employers.
Fewer than half the target number of badgers said killed in this year's cull.
Arctic sea ice may be more resilient than many observers recognize, according to new data.
Garbage amounting to 260,000 tons of weight is floating in all the oceans.
Environmental Audit Committee argues air pollution is causing nearly as many deaths as smoking.
"Awareness gap" about livestock emissions could hamper efforts to curb climate change, a report warns.
A study found that there has been a substantial jump in the rates of teenagers trying e-cigarettes.
The state joins others in requiring insurance companies to cover gender reassignment surgery.
Prenatal exposure to certain chemicals can lead to lower IQs later in life.
Smoking is a major health crisis, with 300M smokers and millions more exposed to secondhand smoke.
Ebola treatment centers in the country are beyond capacity with victims.
Researchers find drug-resistant bacteria in waters where events will be held during the 2016 Olympics.
Drug-resistant infections will kill an extra 10 million people a year worldwide, study claims.
Prescribed narcotics use still seen at dangerous levels in the U.S.
The report found that rates of syphilis in gay and bisexual men have skyrocketed.
The test flight is considered a success after a delayed launch.
A study found that arthropods help keep New York City rats somewhat at bay.
A survey shows that American parents still use soft bedding even though it is not recommended for infants.