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Nature | Dogs That Changed the World

Posted by WMHT Web Editor on

Part 2 - Preview

The Rise of the Dog | January 14, 2015 at 8pm

Examine dogs’ roles as guard, hunter, herder, hauler and spiritual protector, as well as current theories about the wolf’s evolutionary leap. Swedish geneticist Peter Savolainen’s analysis of DNA from breeds around the world points to a single origin in East Asia thousands of years ago. 

Dogs by Design | January 21, 2015 at 8pm

Investigate the explosion of the basic working dog types into the roughly 400 breeds known today; concerns about today’s competitive breeding and its effect on dogs’ health and well-being; and dogs’ potential role in medical care for human beings. 

Phylogenetic trees can tell us where medical problems come from, and how to fight them.

PBS Nature News

Secret of the Hummingbird’s Tongue

Instead of drinking through a straw-like structure as many insects do, hummingbirds use their tongues to lap up nectar. In just a second or so, a hummer can drink up...

Full Episode

Among the most ancient of animals, rhinoceroses thrived for millions of years before meeting their most deadly enemy: humans. During the past century, the rhinos of...

NOVA scienceNOW News

Five Reasons to Eat Insects

Save room for bugs! They're the future of green cuisine.