"Everyone has an inner nerd just waiting to be awakened by the right passion. In Everything All at Once, Bill Nye will help you find yours. With his call to arms, he wants you to examine every detail of the most difficult problems that look unsolvable--that is, until you find the solution. Bill shows you how to develop critical thinking skills and create change, using his "everything all at once" approach that leaves no stone unturned"--www.amazon.com...

These giant trees stretch more than 300 feet above the ground, with hidden gardens and mysterious predators thriving within their canopy. Obsessive redwood climber Steve Sillett of Humboldt State University investigates their monster crowns, tallying biological material and discovering new record-breaking trees, while escaping falling branches and crashing trees in the process. Explorer-in-Residence Mike Fay charts the redwood range.

From their own backyards to a NASA research center, these middle school girls and their female STEM professional mentors are seriously into science, technology, engineering, and math (STEM). They track toads, count clouds, and much more, all in the name of citizen science.

Whether it's electric lights, addiction to digital devices, or just the fast pace of modern life, one thing is clear: it seems to be getting harder to get a good night's sleep. Almost 50 percent of Americans say they can't get the zzz's they need. To understand why many are sleep deprived, take a deep dive into the body's control center, the brain, and follow the work of researchers who are unraveling the secrets of sleep.

Delivering almost six hours of scientific exploration, the collection covers planets, weather, energy, magnetism, orbits, comets, and other elements that make up this space that people call home. These eight episodes will help viewers understand the intricacies of the wonders of the world, as well as what each can teach them about their own lives.

Catastrophic tornadoes, historic floods, destructive fires, violent earthquakes: through eyewitness video, historical archives, and cutting edge CGI, National Geographic provides a comprehensive, yet intimate look at the most significant natural disasters of all time. A team of world experts reveal the pivotal moments that turned the top ten from natural phenomenon into human catastrophe and explain why these disasters became genuine game-changers....

Hugh Herr, an inventor of bionic limbs, teams up with an injured climber and a leading surgeon to test a new amputation technique that allows prosthetic limbs to move and feel like the real thing.

What will the world be like when mankind is extinct? The pyramids may stand forever, but the cities will disappear. Our greatest masterpieces will fade and crumble. As global warming and the depletion of natural resources become ever more pressing issues it is critical to consider how we can reduce our impact on the planet. Journey to locations around the globe already going through the processes of a lack of human intervention. See the changes wrought...

This 2016 follow-up to the 2006 documentary mini-series "Planet Earth" examines the natural features and wildlife found in various parts of the world, each of the six episodes corresponding to a different category of natural or man-made terrain (e.g., island, mountain, jungle, urban area, etc.).

Apollo astronauts and engineers tell the inside story of how the first mission to the moon, Apollo 8, pioneered groundbreaking technologies that would pave the way to land a man on the moon and win the space race.