WASHINGTON — For a second time in three years, an inquiry cast doubt Friday on the FBI’s assertion that genetic testing had cinched its conclusion that a now-dead Army bioweapons researcher mailed anthrax-laced letters that killed five people and terrorized the East Coast in 2001.
Female is likely looking for a mate, according to former federal expert.
They're now allowed to roam only in Eastern Arizona, southwest New Mexico.
It's the first gray wolf in northern Arizona in more than 70 years.
Not enough is being done to save Mexican gray wolves, lawsuit contends.
Tucson-area hospitals, health officials step up education and training efforts.
Cases of Ebola in Dallas and Spain prompts protocol review.
State's health director worries about clogged emergency rooms amid anxiety over Ebola.
Thomas Eric Duncan was pronounced dead at 7:51 a.m. at Texas Health Presbyterian Hospital Dallas.
The anti-fungal product has been in the works here since 2005.
The unidentified patient is being kept in isolation at a Dallas hospital.
Events designed to help you be more aware of whats around you.
It’s important to protect your pets from severe weather, especially with potential for quickly rising waters.
Thrips are tiny insects that disfigure citrus leaves by feeding on new growth.
Frank Anner was bitten just above the ankle.
ASU's Charles Arntzen pioneered the plant biotechnology that led to an Ebola treatment.
"Encouraging developments" could mean another transplant of the wild sheep.
Musicians Ron Pandy and Stefan George will get the PAWty meowing.
Cactus comes to life with beautiful blooms once a year.
UA grad student looks at how arguing affects long-term health.