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Top 10 Green Heating and Cooling Technologies
Compared to standard heating and air systems, going green is better for the environment -- and your wallet because they use less energy. So what kind of green HVAC systems are on the market today? Read on to find out.
Do Astronauts Need Sunscreen in Space?
science.howstuffworks.com/do-astronauts-need-sunscreen-in-space.htm
We know space is awash in ultraviolet radiation. So how are astronauts protected from all those UV rays?
How Insulated Curtains Work
home.howstuffworks.com/home-improvement/heating-and-cooling/insulated-curtains.htm
Insulated curtains often help with energy costs. Learn more about how insulated curtains work at HowStuffWorks.
Is Planet Nine Actually a Primordial Black Hole?
science.howstuffworks.com/planet-nine-black-hole.htm
As the search for Planet Nine wears on, researchers are pondering what else object could be. HowStuffWorks asks the question and talks to an expert.
How Plant-microbial Fuel Cells Work
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/plant-microbial-fuel-cell.htm
Do you know How Plant-microbial Fuel Cells Work? Keep reading to learn how to generate power using plants and How Plant-microbial Fuel Cells Work.
How do motion sensing lights and burglar alarms work?
home.howstuffworks.com/home-improvement/household-safety/question238.htm
How can motion-sensing lights detect your presence, and what prevents them from seeing you when you're standing still? It all comes down to the movement of light.
How Global Warming Works
science.howstuffworks.com/environmental/green-science/global-warming.htm
Global warming is becoming an increasingly important issue. Find out what causes global warming and learn how we can decrease the effects of global warming.
Cadmium: The Highly Toxic Metal That Powers the World
science.howstuffworks.com/cadmium.htm
Cadmium is a natural metal and the leading component in rechargeable batteries and solar cells. It is also highly toxic and heavily regulated.
Uranus: The Ice Giant on a Tilted Axis
science.howstuffworks.com/46008-uranus-explained.htm
Uranus is the seventh planet from the sun and sits on an axial plane tilted at a jaw-dropping 97.7-degree angle. And yes, Uranus does actually stink.
What If Earth's Magnetic Field Flipped?
science.howstuffworks.com/science-vs-myth/what-if/what-if-earths-magnetic-field-flipped.htm
Earth's magnetic field has flipped many times before, and scientists say it will flip again (though probably not in our lifetime). While it might not be catastrophic, a major change in the magnetic field would present a special set of problems.