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A Breathalyzer for Drugs? We're Not There Yet
electronics.howstuffworks.com/gadgets/automotive/breathalyzer-drugs-not-there-yet.htm
It's a lot harder to develop a breath test for marijuana and opioids than it is for alcohol. HowStuffWorks explains why.
Hummingbird Migration Can Mean Flying 2,000 Miles Without a Break
animals.howstuffworks.com/birds/guess-how-far-a-hummingbird-can-fly-stopping-nope-its-farther.htm
Ruby-throated hummingbirds migrate annually from the U.S. all the way to Central America. How often would one need to stop? A new study reveals amazing abilities.
How to Make a Sourdough Starter From Scratch
recipes.howstuffworks.com/tools-and-techniques/sourdough-starter-from-scratch.htm
No yeast to bake bread? No problem. You can start baking sourdough bread in about a week once you've made your own sourdough starter. We'll tell you how.
The Ancient Mayfly Briefly Lives Only to Reproduce and DieÂ
animals.howstuffworks.com/insects/mayfly.htm
Mayflies have the shortest adult life span of any animal, but swarms of them can still be seen on weather radar.
Why Do Bruises Change Colors as They Heal?
It's super weird that a bruise changes from deep purple to green to yellow during the healing process. HowStuffWorks looks into this strange process.
Scientists Develop Quick-Growing Coral Method to Save Dying Reefs
Coral grows faster when it's cut or broken and scientists are taking advantage of that to replenish depleted reefs.
The FDA and America's Frightening Food System
health.howstuffworks.com/food-nutrition/fda-and-americas-frightening-food-system.htm
The FDA is supposed to ensure the food we eat are safe. Stuff They Don't Want You To Know looks at whether the foods we eat are actually safe.
You Can't Name Your Baby That!
health.howstuffworks.com/pregnancy-and-parenting/you-cant-name-your-baby-that.htm
Naming a new baby can be a tricky business. HowStuffWorks looks at some caveats.
Why did people think 'The Blair Witch Project' was real?
entertainment.howstuffworks.com/why-did-people-think-blair-witch-project-was-real.htm
'The Blair Witch Project' fooled movie goers right from the start. Learn how we were all tricked into believing this film at HowStuffWorks.
Do Rhinos Really Stomp Out Fires?
animals.howstuffworks.com/mammals/do-rhinos-really-stomp-out-fires.htm
Do rhinoceros double as firefighters? That's the legend, at least. But is there any truth to it?