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Are Whales Mammals? Yes, and They're Related to Hippos
animals.howstuffworks.com/mammals/are-whales-mammals.htm
If you've ever wondered, "Are whales mammals?" the answer is a resounding yes. Despite their fish-like appearance, whales belong to the order Cetacea and share many features with other mammals. From breathing air to nursing their young, these marine giants check every mammalian box.
How the Glasswing Butterfly Flutters (Almost) Invisibly
animals.howstuffworks.com/insects/glasswing-butterfly.htm
At first glance, it might seem like something's missing. The glasswing butterfly (Greta oto) gets its common name from its transparent wings, which can make it almost invisible in flight.
Dunkleosteus: A 20-Foot Fish With an Armored Skull and Bladed Jaws
animals.howstuffworks.com/extinct-animals/dunkleosteus.htm
Dunkleosteus was one of the most formidable predators in ancient oceans. This armored fish lived in marine ecosystems during the Late Devonian period roughly 360 million years ago.
10 Hispanic Scientists You Should Know
science.howstuffworks.com/dictionary/famous-scientists/physicists/10-hispanic-scientists.htm
He built President Eisenhower an indoor golf-training machine, analyzed the Zapruder film and searched for an Egyptian pyramid's treasure chamber using cosmic rays. Aren't you dying to meet this wide-ranging scientist?
Ferrari History
auto.howstuffworks.com/ferrari-history.htm
Discover Ferrari's fascinating history through firsthand accounts of those involved, including a revealing look at enigmatic founder Enzo Ferrari.
What is OxyContin?
health.howstuffworks.com/medicine/medication/question706.htm
I keep hearing about some drug called "OxyContin" in the news. What is it? Why all the fuss?
How much corn would I need to fuel a cross-country trip with ethanol?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/question707.htm
I've heard that it's possible to build a car engine to run off of ethanol, a byproduct of corn. How much corn would I need to grow in order to produce enough ethanol fuel to drive my car across the country?
What are chiggers and how do they bite?
animals.howstuffworks.com/arachnids/question488.htm
What are chiggers, and do they bite you or burrow under your skin? How do they work?
Why is it considered unlucky when the thirteenth day in a month falls on a Friday?
people.howstuffworks.com/question614.htm
Why is it considered unlucky when the thirteenth day in a month falls on a Friday?
Comfrey: Herbal Remedies
health.howstuffworks.com/wellness/natural-medicine/herbal-remedies/comfrey-herbal-remedies.htm
Comfrey can be used in herbal remedies that topically heal bones and wounds more quickly. Learn more about how to use comfrey roots.