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One Hormone May Be The Answer To Your Dog's 'Leash Aggression'
A study found a relationship between higher levels of the hormone vasopressin and canine aggression.
Raytheon Drones Fly Into Hurricanes to Collect Data
'Coyotes' were used recently in Hurricane Maria to aid in continuous monitoring.
OSIRIS-REx Instruments Get Trial Run
Spacecraft's cameras send back portrait of Earth.
OSIRIS-REx on its Way to Asteroid Bennu
Close-Earth encounter lets team test instruments, take pictures of Earth.
Rare Arizona Turtle to Join Endangered Species List
US Fish and Wildlife says the reptile is in danger of extinction.
Earth's Gravity to Slingshot Asteroid-Bound Spacecraft to Target Friday
Maneuver uses Earth's gravity rather than fuel to put OSIRIS-REx on course.
Pima County to Get Regular Air-Quality Forecasts
State environmental department to provide a 5-day outlook for the county.
UA Telescope Gets First Look at OSIRIS-REx
Spacecraft passing Earth soon for slingshot to asteroid Bennu.
Ecologist: New Fish Swimming in Improving Water of Lower Santa Cruz
Final report shows new fish species, improved water quality.
Flu Season Off to an Early Start on UA Campus
Almost 40 cases diagnosed; exact origin unknown.
Tucsonan Ranks Among Nation's Best STEM Students
Selected for honor by science education non-profit
USGS: Wildfire-Caused Erosion Endangers Western Watersheds
Denuded landscapes allow sediment to soak up or contaminate run-off.
State Park Benefits from Summer Monsoon
Rain adds welcome water to the popular destination.
Episode 332: STEM Education For Blind Students
Exploring methods to enrich education for those with visual impairments. Plus, DACA expires in 6 months.
Arizona's Obesity Rate Flattens, Still Concerning
Nearly one-third of state's population is heavy enough that it affects their health.
Lights Go Out at Kartchner Caverns, Newest Dark-Sky Park
Managing artificial light benefits astronomy, wildlife and humans, association director says.
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