Science Night 7/3

Nature American Eagle at 7 pm
Unique to North America, the bald eagle is the continent’s most recognizable aerial predator, with a shocking white head, electric yellow beak and penetrating eyes. In the 1960s, this symbol of the United States became an emblem of environmental degradation, as the pesticide DDT and other human pressures brought it to the brink of extinction. Following their protection as an endangered species, bald eagles have come roaring back. Photographed by three-time Emmy-winning cinematographer Neil Rettig, this first-ever HD hour on bald eagles focuses on the drama of the nest. Even in the best of times, it’s a surprisingly tough struggle to maintain a one-ton home and raise chicks until they can hunt on their own. This is an intimate portrait of these majestic raptors’ lives in the wild.

Nova Dogs Decoded at 8 pm
Dogs have been domesticated for longer than any other animal on the planet and humans have developed a unique relationship with these furry friends. We treat our pets like a part of the family and we feel that they can understand us in a way other animals cannot. Now, new research is revealing what dog lovers have suspected all along: dogs have an uncanny ability to read and respond to human emotions. What is surprising, however, is new research showing that humans, in turn, respond to dogs with the same hormone responsible for bonding mothers to their babies. How did this incredible relationship between humans and dogs come to be?

Watch The Silver Pharaoh Preview on PBS. See more from Secrets of the Dead.

Secrets of the Dead The Silver Pharaoh at 9 pm
The royal tomb of Pharaoh Psusennes I is one of the most spectacular of all the ancient Egyptian treasures – even more remarkable than that of Tutankhamen. So why hasn’t the world heard about it? What mysteries does it contain? And what does it reveal about ancient Egypt?