In a Mother's Day essay, writer Cullen Daly shares the unique joy and grief of gaining and losing a life on the same day.

Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns ...

While scientists have observed animals assisting their relatives, a new study reveals that many superb starlings also form ...

A handful of pets are up for adoption at Valley shelters. To check the status of a specific animal, please contact the ...

A newly identified mutation helps super-sleepers get by on just four to six hours of shut-eye per night, while the rest of us ...