Water Clock: Did you mean...?

Meet the engineers who build glaciers from scratch to help isolated villages in Ladakh, the northern most province of India. Sonam Wangchuk’s team hope that when the man-made sculptures melt, they will provide water in times of need.

In which Mike teaches you about the creation of the universe, with sex. This week we're talking about creations stories from Egypt, West Africa, Greece, China, and Persia that have a lot in common with human sexual reproduction. And also...

A kappa is a Japanese mythological water sprite or, literally, "river child" (河童). One of the more popularly known yōkai (Japanese mythological creature) in Japan, kappa are generally green or yellow, have a tortoise-like shell on their backs...

The Immortal Ten were a group of abolitionists from Kansas Territory (where slavery was hotly contested) who slipped across the Missouri River into St. Joseph, Missouri (a slave state) and, on 23 July 1859, freed their friend and fellow abolitionist...

Chinampas are human-made islands built in shallow lakebeds that have fed the people of Mesoamerica and shaped local ecosystems for over a thousand years. Sometimes referred to as 'floating gardens,' these agricultural feats of engineering...

Anaximenes of Miletus (l. c. 546 BCE) was a younger contemporary of Anaximander and generally regarded as his student. Known as the Third Philosopher of the Milesian School after Thales (l. c. 585 BCE) and Anaximander (l. c. 610 - c. 546...

The letters of William Barret Travis from the Alamo between 23 February and 3 March 1836 provide a first-hand account of the famous siege of the Alamo. Travis became the sole commander of the garrison after James 'Jim' Bowie fell ill on 24...

The Romans constructed mills for use in agriculture, mining and construction. Around the 3rd century BCE, the first mills were used to grind grain. Later developments and breakthroughs in milling technology expanded their use to crushing...

Caesarea Maritima, an ancient metropolis in modern-day Israel, was a remarkable engineering accomplishment. Extending Rome's military and commercial presence in the eastern Mediterranean in the latter years of the 1st century BCE, Herod the...

The Great Pyramid of Giza is a defining symbol of Egypt and the last of the ancient Seven Wonders of the World. It is located on the Giza plateau near the modern city of Cairo and was built over a twenty-year period during the reign of the...