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Can Different Bird Species 'Talk' with Each Other?
animals.howstuffworks.com/birds/can-bird-species-talk-with-each-other.htm
Does your parakeet understand the cardinal chirping outside its window? Can a pigeon's noises mean anything to a crow? Yes, it can.
What Kind of Technology Could Dark Matter Research Lead To?
science.howstuffworks.com/dictionary/astronomy-terms/what-technology-dark-matter-research.htm
Scientists are still trying to figure out the essence of dark matter. If they do, will it lead only to greater understanding, or can we develop new technologies?
7 Poisonous Frogs With Major 'Look but Don't Touch' Vibes
animals.howstuffworks.com/amphibians/poisonous-frogs.htm
Tiny, neon-colored, and hiding in plain sight on this list of poisonous frogs, these amphibians pack a punch way above their weight. Found mostly in the humid rainforests of Central and South America, poison dart frogs are famous for their toxic skin secretions and eye-popping hues.
How Apache Helicopters Work
science.howstuffworks.com/apache-helicopter.htm
Apache helicopters are designed to survive heavy attack and inflict massive damage. Learn about the flight, weapons and armor systems of Apache helicopters.
How Computer Keyboards Work
computer.howstuffworks.com/keyboard.htm
You use your keyboard every day, but did you know that even this simple device contains its own microprocessor? Learn why!
How Metal Detectors Work
electronics.howstuffworks.com/gadgets/other-gadgets/metal-detector.htm
Metal detectors can help you find metal buried deep in the ground. Find out how metal detectors work and learn about the different types of metal detectors.
Aspirin 101
health.howstuffworks.com/medicine/medication/aspirin.htm
Aspirin and its relatives are used to relieve all kinds of ailments. Learn about the history and chemistry of aspirin, how aspirin works against pain and aspirin side effects.
How Power-line Networking Works
computer.howstuffworks.com/power-network.htm
No new wires! Power-line networking uses the wiring already in your house to connect your computers. Learn about the pros and cons of a power-line network and how to set one up.
How Patriot Missiles Work
science.howstuffworks.com/patriot-missile.htm
Patriot missiles are designed to detect, target and then hit an incoming missile. How do the systems do that?
Understanding Overactive Sweat Glands
health.howstuffworks.com/wellness/men/sweating-odor/overactive-sweat-glands.htm
Overactive sweat glands can be quite bothersome. Visit Discovery Health to learn all about overactive sweat glands.