Drug lord's hippos make their mark on foreign ecosystem

Four hours east of Medellin in northern Colombia's Puerto Triunfo municipality, the sprawling hacienda constructed by infamous drug lord Pablo Escobar of "Narcos" fame has become a tourist attraction. When Escobar's empire ...

New cages to trap molecules push boundaries of protein design

Protein design is a popular and rapidly growing field, with scientists engineering novel protein cages—capsule-like nanostructures for purposes such as gene therapy and targeted drug delivery. Many of these structures fashioned ...

Jumbo undertaking: Elephant milk under the microscope

On a recent sunny day at the San Diego Zoo Safari Park, a team of specialized zookeepers collected breast milk samples from two female elephants nursing their 1-year-old calves. Unlike the mechanical breast pumps used by ...

Surprising beauty found in bacterial cultures

Microbial communities inhabit every ecosystem on Earth, from soil to rivers to the human gut. While monoclonal cultures often exist in labs, in the real world, many different microbial species inhabit the same space. Researchers ...

Doctors come together to save eyesight of 3-year-old gorilla

Animal care specialists at the San Diego Zoo Safari Park were concerned when they noticed cloudiness in the left eye of Leslie, a three-year-old female western lowland gorilla. Closer inspection confirmed the lens had changed ...

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