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.

A colorized computed tomography (CT) scan of the brain revealing blood vessels in the brain. A new study finds microplastics accumulate at higher levels in human brains than in the liver and kidneys.

In some situations, they can be helpful. In others, they can lead to dangerous nutrient deficiencies or imbalances. Experts weigh in on how to make an informed decision.

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 ...

Bangkok-based author Brook Larmer has written feature stories for National Geographic magazine since 2006. Hong Kong-born photographer Justin Jin has been an Explorer since 2024.

The best wildflower hiking trails in the U.S. Spring is in bloom. Here are our favorite places to frolic through fields of flowers, from the Pacific Northwest to the Appalachian Mountains.