Volcano Eruption in Papua New Guinea
AdultsEnvironmentNatureNatural Disasters...Australian tourists Linda and Philip McNamara filmed the eruption of Papua New Guinean volcano, Mount Tavurvur, on August 29. You can literally see the shockwave!
Inglorious Fruits and Vegetables
AdultsBusinessFoodEnvironment...Fruits and veggies are good for you, but many can't afford to buy them regularly. On the other hand, tons of "ugly" produce is thrown away everyday. French supermarket Intermarche found a way to reconcile these ugly truths.
Magnificent Giant Tree: Sequoia in a Snowstorm
AdultsEnvironmentNatureWeather...The worlds second-largest know tree, the president, in sequoia National Park is photographed by national geographic magazine photographer Michael "nick" Nichols.
Humpback Whale Shows AMAZING Appreciation After Being Freed From Nets
AdultsAnimalsNatureEnvironment...Michael Fishbach, co-founder of The Great Whale Conservancy (GWC), narrates his encounter with a young humpback whale entangled in local fishing nets.
The loathsome, lethal mosquito
AdultsAnimalsScienceEnvironment...Everyone hates mosquitos. Besides the annoying buzzing and biting, mosquito-borne diseases like malaria kill over a million people each year (plus horses, dogs and cats). And over the past 100 million years, they've gotten good at their job -- sucking up to three times their weight in blood, totally undetected. So shouldn't we just get rid of them? Rose Eveleth shares why scientists aren't sure.
The Most Amazing Thing About Trees
AdultsEcologyNatureScience...Trees create immense negative pressures of 10's of atmospheres by evaporating water from nanoscale pores, sucking water up 100m in a state where it should be boiling but can't because the perfect xylem tubes contain no air bubbles, just so that most of it can evaporate in the process of absorbing a couple molecules of carbon dioxide. Now I didn't mention the cohesion of water (that it sticks to itself well) but this is implicit in the description of negative pressure, strong surface tension etc.
Dead stuff: The secret ingredient in our food chain
AdultsEcologyFoodScience...When you picture the lowest levels of the food chain, you might imagine herbivores happily munching on lush, living green plants. But this idyllic image leaves out a huge (and slightly less appetizing) source of nourishment: dead stuff. John C. Moore details the "brown food chain," explaining how such unlikely delicacies as pond scum and animal poop contribute enormous amounts of energy to our ecosystems.
Spectacular Time Lapse Dam "Removal" Video
AdultsFilmNatureEnvironment...he White Salmon River in Washington state is flowing again as the nearly 100-year-old Condit Dam was disabled with explosives Wednesday. The reservoir draining took about 2 hours. Further demolition is scheduled in 2012. The event is a significant milestone for river restoration and dam removal nationwide.
How Wolves Change Rivers
AdultsAnimalsEnvironmentNature...When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable "trophic cascade" occurred. What is a trophic cascade and how exactly do wolves change rivers? George Monbiot explains in this movie remix.
300 Years of Fossil Fuels in 300 Seconds
AdultsGlobal WarmingHistoryEnvironment...Fossil fuels have powered human growth and ingenuity for centuries. Now that we're reaching the end of cheap and abundant oil and coal supplies, we're in for an exciting ride. While there's a real risk that we'll fall off a cliff, there's still time to control our transition to a post-carbon future.
How we found the giant squid
AdultsAnimalsWorldEnvironment...Humankind has been looking for the giant squid (Architeuthis) since we first started taking pictures underwater. But the elusive deep-sea predator could never be caught on film. Oceanographer and inventor Edith Widder shares the key insight that helped to capture the squid on camera for the first time.
Helicopter Harvesting Christmas Tree Like A Boss
AdultsEnvironmentTransportationTechnology...Helicopter pilot Dan Clark harvests Christmas trees with crazy speed at Noble Mountain Christmas Tree Farm in Oregon.
Sleeping hummingbird "snores" in Peru
AdultsAnimalsEnvironmentNature...A female Amethyst-throated Sunangel (Heliangelus amethysticollis) sleeps in Peru.
Hand Feeding & Playing With A Friendly Platypus
AdultsAnimalsEnvironmentNature...This beautiful platypus loved playing in the water and loved a tickle! She was so friendly and ate food right out of my hand!