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How can plane travel increase the risk of heart attack?
health.howstuffworks.com/diseases-conditions/cardiovascular/heart/plane-travel-heart-attack.htm
How can plane travel increase the risk of having a heart attack? Learn why plane travel encourages blood clots that can increase the risk of heart attack.
10 Things You Can Do to Help Save Earth
science.howstuffworks.com/environmental/green-science/save-earth-top-ten.htm
Climate change is the defining issue of our time, and we are at a defining moment of history. What can you do to make a difference? We've got 10 tips for you.
Why do I get gassy when I fly?
health.howstuffworks.com/human-body/systems/digestive/why-gassy-when-fly.htm
Relax. Everyone gets gassy when they fly. Find out why air travel makes you fart at HowStuffWorks.
Terrestrial Planets Are the Rocky Planets of the Solar System
science.howstuffworks.com/terrestrial-planets.htm
Terrestrial planets include the four closest to our sun, including Mercury, Venus, Earth and Mars. What else makes these celestial bodies terrestrial planets?
Can You Identify These MLB Teams From an Image of Their Ballpark?
play.howstuffworks.com/quiz/can-you-identify-these-mlb-teams-from-an-image-of-their-ballpark
One of the great things about baseball is every ballpark has its own quirks and unique dimensions. Are you a big enough baseball fan to identify all 30 parks from a photo? Start this quiz to find out!
5 Futurist Predictions in the World of Science
electronics.howstuffworks.com/future-tech/5-futurist-predictions-in-science.htm
What futurist predictions have been made about the world of science? Learn about five futurist predictions about the world of science.
How Woolly Mammoths Worked
animals.howstuffworks.com/extinct-animals/woolly-mammoth.htm
Hop in your time machine, set the clock back a few thousand years and meet some woolly wonders. They even have a few things to teach us about the fate of modern elephants.
How Gasoline Works
science.howstuffworks.com/gasoline.htm
Without gasoline, the world as we know it would grind to a screeching halt. The U.S. alone consumes well over a hundred billion gallons of gasoline per year. Learn all about this vital fuel.
How Drought Works
science.howstuffworks.com/nature/natural-disasters/drought.htm
What happens when the rains cease and water levels dry up precipitously? Everything from abundant grasses to apex predators suffers the consequences.
Scientists Warn Climate Change Is Suffocating the World's Oceans
Climate change may be melting glaciers, but it's also reducing the oxygen of the world's oceans. Without oxygen, many marine organisms may no longer be able to survive.