Summer is the best time for wildlife-watching in Europe and spotting animals such as bears, wolves and lynx, is made possible thanks to knowledgable guides and various animal reintroduction schemes.

San Diego Zoo’s Jenna Stacy-Dawes knows all too well the urgency of her research. Reticulated giraffes across the regions in northern Kenya that she studies have declined up to 70 percent in the ...

This Ecuadorian frog was lost for 100 years—until now. Scientists believe this rediscovery will be vital to protect the country's most degraded ecosystem, the southern Andes mountains.

How junk food outsmarts our brains—by hiding in our memories. New research reveals that memories of fatty and sugary foods are encoded in the hippocampus, helping explain why some cravings feel ...

Scientists just confirmed a 30-foot void first detected inside the monument years ago. Here’s the technology that helped scientists find it—and what it may have been used for.

When Homo sapiens appeared some 300,000 years ago, at least six other human species already shared the planet. Here, in the studio of paleoartist John Gurche, are model representations of those ...