Ian Campbell is shown in this undated photo.
Published on April 17, 2014
Karen Cohn is seen in this undated photo.
Research on Sea World's captive orcas suggests killer whales can learn dialects from outside their own social group.
An 8-and-a-half-month-old koala joey named Burra rested on his mother, Tonaleah, while the two received their weekly weight check by keepers at the San Diego Zoo.
An 8-and-a-half-month-old koala joey named Burra is carried by his mother, Tonaleah, after the two received their weekly weight check by keepers at the San Diego Zoo.
A chimpanzee hangs from a tree trunk in Kibale National Park in Uganda. A new study indicates that chimps prefer a specific tree for sleeping.
One new flavor from Jelly Belly is called Draft Beer. But there's no tipple here: These beans are non-alcoholic.
Jelly Belly says its most popular flavors include the savory-sweet Buttered Popcorn and Very Cherry.
Estimated four-year trend of homelessness in San Diego County.
President Barack Obama speaks during a visit to Bladensburg High School April 7, 2014 in Bladensburg, Maryland. It was his fourth visit to Prince George's County in as many months.
While many women continue to work with little change in their duties while pregnant, others find that pregnancy can be a career liability.
A sign outside a rally in Fresno County, Calif.
As California farms struggle amid intense drought, farmers are pressing the federal government to help solve a water crisis.
Physicist Albert Einstein was devoted to his hobby — playing the violin.
Army Spc. Kerry M. G. Danyluk
Freshman Hannah Medina walks through campus at San Diego State University.
This mouse egg (top) is being injected with genetic material from an adult cell to ultimately create an embryo — and, eventually, embryonic stem cells. The process has been difficult to do with human cells.
The discovery of Kepler-186f confirms that Earth-size planets exist in the habitable zone of other stars.
An artist's rendering of Kepler-186f, the first validated Earth-size planet to orbit in the habitable zone of a distant star.