After the last ice age, humans began to settle down and grow their own food. Learn how advances in ancient agricultural practices have aided our modern food sys

Ancient civilizations accomplished great works of engineering without electricity. From the Great Wall of China to Machu Picchu, discover the machines ancient c

This volume explores the rich pre-history, history, and oral history of the northeast region of India––a land-locked region that is home to over 350 ethnoli

Phosphorus is essential to the production of our food, and it also triggers algal blooms in lakes, rivers, and oceans when it slips through our hands. An unders