Have you ever wondered what's going on inside an animal's head? How does an animal see the world — and us? Is your dog really feeling guilty when it gives you that famous “guilty look?” Do pigeon brains possess “superpowers” that allow them to find their way home across hundreds of unfamiliar miles? Is it possible that swarms of bees communicate in patterns similar to human brain cells?
Science on TV
Perched atop a mountain crest, mysteriously abandoned more than four centuries ago, Machu Picchu is the most famous archeological ruin in the Western hemisphere and an iconic symbol of the power and engineering prowess of the Inca.
How do you get a genius brain? Is it all in your DNA? Or is it hard work? Is it possible that everyone’s brain has untapped genius — just waiting for the right circumstances so it can be unleashed? From a man who suddenly acquired an extraordinary musical gift after a freak head injury to a “memory athlete” who can remember strings of hundreds of random numbers, David Pogue meets people stretching the boundaries of what the human mind can do in NOVA scienceNOW: How Smart Can We Get?
There is a startling gap between the glamorous television world of “CSI” and the gritty reality of the forensic crime lab. With few established scientific standards, no central oversight, and poor regulation of examiners, forensics in the U.S. is in a state of crisis.
Take an eye-opening look at some of the world’s most important case studies in energy policy. Learn how great nations and small communities are finding sustainable solutions that provide for people and protect the planet.
Geologist Richard Alley examines countries that are moving toward renewable energy sources. In Spain and Morocco, large-scale solar farms and individual photovoltaic panels atop tents in the Sahara are beginning to bring the vast potential of the sun down to Earth.