This sub-Saharan empire had vast reach and power during the centuries of late antiquity.| education.nationalgeographic.org
Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.| education.nationalgeographic.org
An endangered species is a plant, animal, fungus, microbe, or other organism that is threatened by extinction. Species become endangered for two main reasons: loss of habitat and loss of genetic variation.| education.nationalgeographic.org
People all over the world are living under the nighttime glow of artificial light, and it is causing big problems for humans, wildlife, and the environment. There is a global movement to reduce light pollution, and everyone can help.| education.nationalgeographic.org
Wildebeest migrate on a loop path through Tanzania and Kenya following the seasonal rains even when that involves passing through dangerous territory.| education.nationalgeographic.org
Buddhism is one of the world’s largest religions and originated 2,500 years ago in India. Buddhists believe in reincarnation of the soul, and that, by following the teachings of Buddha, or dharma, people can reach an enlightened state called nirvana and stop the cycle of reincarnation.| education.nationalgeographic.org
The Kingdom of Benin prospered from the 1200s to the 1800s C.E. in western Africa, in what is now Nigeria.| education.nationalgeographic.org
People have used biomass energy—energy from living things—since the earliest homonids first made wood fires for cooking or keeping warm. Today, biomass is used to fuel electric generators and other machinery.| education.nationalgeographic.org
Billions of tons of plastic have been made of the past decades, and much of it is becoming trash and litter, finds the first analysist of the issue.| education.nationalgeographic.org