How the development of writing played a vital role in shaping world history, from the invention of paper to the printed book.
Aired: Feb 5, 2020 Paleontologist Kirk Johnson explores the polar extremes of the planet, includ...
Aired: Feb 12, 2020 A look at dog domestication, how scientists test wolf intelligence and decode...
Aired: Feb 19, 2020 The perplexing behaviors of cats have often raised the question of whether hu...
Aired: Feb 26, 2020 Scientists study why animals and humans need to sleep, what happens to the br...
Aired: Apr 1, 2020 When the trade embargo left Cuba isolated from medical resources, Cuba was fo...
Aired: Apr 8, 2020 The mysteries of fat and its role in hormone production, hunger and pregnancy.
Aired: May 13, 2020 Doctors strategize to stop the spread of COVID-19; researchers work toward fi...
Aired: May 20, 2020 Up-close footage provides a look at the strength, eyesight and flying skills ...
Aired: Sep 9, 2020 Scientists study the implications of CRISPR (Clustered Regularly Inter-spaced...
Aired: Sep 16, 2020 New research on extremely primitive life forms called slime molds, which navi...
11. A to Z: The First Alphabet
Aired: Sep 23, 2020Researchers uncover the evolution of writing and the story of the alphabet, d...
12. A to Z: How Writing Changed the World
Aired: Sep 30, 2020How the development of writing played a vital role in shaping world history, ...
Aired: Oct 14, 2020 Scientists reintroduce wild dogs to Mozambique's Gorongosa National Park to s...
Aired: Oct 21, 2020 Spacecraft OSIRIS-REx attempts to grab a piece of an asteroid to bring back t...
Aired: Oct 28, 2020 As global temperatures rise, scientists look to geoengineering solutions, fro...
Aired: Nov 25, 2020 Engineers race to rebuild the roof of the Notre Dame cathedral and secure the...
Creators
Current Status: Returning Series
Network: PBS
Production Country: United States
Genres: Documentary
