The science and history behind oil spills.
Peggy, a guinea pig, poses for photos after having its hair brushed and styled at PetZoo, a beauty parlor for pets in Cuenca, Ecuador, on March 9.
Budapest Zoo's newborn giraffe calf rests on hay while mother Santana walks by in Budapest, Hungary, on March 5. The gender of the baby, born on Wednesday, is still not known. The zoo plans to show the calf to the public next week.
Merging 11 times zones into four would boost efficiency, says Russia's Medvedev. Russia spans nearly half the world's circumference.
In Stockholm, Sweden, a new 'Yes in My Backyard' group is celebrating urban growth.
A Christian Science perspective.
Strategists say that President Barack Obama's decision to scrap a controversial missile shield for Eastern Europe has mollified Russia, and could open the door for cooperation against common nuclear threats.
Speculation that the Arctic Sea cargo ship seized in the Baltic in July was carrying weapons or other illicit cargo continues to swirl.