Giant pandas returning to DC’s National Zoo

Two new giant pandas are coming to D.C.’s National Zoo from China. The Smithsonian's National Zoo made the announcement Wednesday, a little more than six months after sending its three pandas back to China. 

What can we learn from fire ants? Maybe a lot

Experts say black fire ants arrived in the U.S. in 1918 and red fire ants in the 1930s, leading to a massive population increase, with five times more ants per acre than in South America, and they're infamous for their bites and stings.

Killer whales attack and sink sailing boat off Gibraltar

An unknown number of orcas rammed a sailing yacht in Moroccan waters in the Strait of Gibraltar on Sunday morning, causing it to later sink, the latest attack in a trend that has been terrifying sailors in the region for the past four years.