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What Is Filter Feeding?
animals.howstuffworks.com/animal-facts/filter-feeding.htm
Filter feeding is a type of aquatic feeding in which animals take in many small pieces of prey at once. See how this filter feeding system works.
What are atmospheric water generators?
home.howstuffworks.com/atmospheric-water-generators.htm
Water generators have been around for a long time, but they use a lot of energy. Enter the atmospheric water generator, cleaning your water one drop at a time.
How Solar Panel Highways Work
science.howstuffworks.com/environmental/energy/solar-panel-highway.htm
Solar panel highways are explained in this section. Learn about solar panel highways.
Why Did the T. Rex Have Such Puny Arms?
animals.howstuffworks.com/dinosaurs/why-did-t-rex-had-such-puny-arms.htm
Tyrannosaurus rex was a giant predator that roamed the earth, so why did it have such tiny arms?
Tips for Minimizing Your Carbon Footprint
science.howstuffworks.com/environmental/green-science/minimizing-carbon-footprint.htm
Environmental awareness is at an all-time high. We've moved beyond the message that littering is bad -- today we have Web sites, television programs, documentaries and books examining our impact upon the environment.
8 of the Scariest Animals for Pure Nightmare Fuel
animals.howstuffworks.com/wild-animals/scariest-animals.htm
Scariness is subjective, both overall and in the animal kingdom: Some people are terrified of spiders, others are afraid of rabbits. However, certain features can make an animal look more threatening, such as a huge mouth, sharp teeth or enormous size.
8 of the Scariest Animals for Pure Nightmare Fuel
animals.howstuffworks.com/wild-animals/the-scariest-animals.htm
Scariness is subjective, both overall and in the animal kingdom: Some people are terrified of spiders, others are afraid of rabbits. However, certain features can make an animal look more threatening, such as a huge mouth, sharp teeth or enormous size.
The World's Most Dangerous Cat and 14 Other Fierce Felines
animals.howstuffworks.com/mammals/most-dangerous-cat.htm
What's the difference between a purring feline on your lap and the most dangerous cat in the world? Whether large or small, the skilled hunters on this list capable of taking down prey — and sometimes they come into contact with humans, resulting in fatal or serious injuries.
Alpha, Beta or Gamma? It's the Nuclear Radiation Quiz
play.howstuffworks.com/quiz/nuclear-radiation-quiz
We live in a radioactive world, and we're not just talking about the times when a nuclear plant is melting down and scaring the heck out of us. How much do you know about the ABGs (or alphas, betas and gammas) of nuclear radiation?
10 Savanna Animals Roaming African Grasslands
animals.howstuffworks.com/wild-animals/savanna-animals.htm
The savanna (sometimes mistakenly spelled as "Savannah," which is in the state of Georgia) describes an African region with grasslands and minimal tree densities. This wide-open landscape becomes a theatre where each animal's instincts and unique evolutionary skills are tested.