Declining by Degrees looks at what’s really going on in higher education. This monumental project gathers sixteen essayists that ask tough--and long overdue--questions about our colleges and...

After a decade-long search for oil in Alaska's wilderness, gas burst up out of an exploratory well on the North Slope. It was soon calculated that as much as ten billion barrels of oil lay below the...

From a base in 15th-century Florence, the Medici family used charm, patronage, duplicity, and ruthlessness to amass wealth and power. The Medicis also ignited Western history's most important...

Who were the first Americans and when did they arrive? Archaeologists from Texas to Alaska share their search for answers, based on evidence that the first Americans may have arrived 20,000 to...

Science and technology help bring back the art of the past and create new means of expression for the future. Highlighted in this program are a robot that paints original and striking pictures; the...

With the presence of water, Mars is the only other planet in the solar system where humans could live. This program illustrates how people could be landing on Mars within the next 20 years....

Alan Alda joins some of the world’s leading astronomers as they wrestle with the startling implications of their latest discoveries: that everything we can see, from the world around us to the most...

Alan Alda follows in Charles Darwin's footsteps, meeting the animals and birds that inspired Darwin's theory of evolution. Alda joins scientists who witness the daily struggle for survival that has...

In 1883, the young Cather was plucked from her luxurious home in Virginia and dropped into the tall grass prairies of Nebraska, an experience that exhilarated her and became the force behind all of...

In "Superpeople," see incredible human feats, from holding one's breath for seven-and-a-half minutes to memorizing a series of 500 random numbers. From extreme deep diving to prolonged space travel,...