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Narwhal Echolocation Abilities Exceed Those of Any Other Animal, Study Finds

animals.howstuffworks.com/mammals/narwhal-echolocation-abilities.htm

What are the echolocation abilities of a narwhal? Learn more about a new study on narwhal echolocation in this HowStuffWorks Now article.

Ridiculous History: Arsenic Was the Assassin's Dream Weapon

history.howstuffworks.com/historical-events/ridiculous-history-arsenic-was-the-assassins-dream-weapon.htm

Why was arsenic used so often in assassinations? Read this ridiculous history to learn more about the lethal drug and its role in assassinations.

What's the Difference Between Ethyl Alcohol and Isopropyl Alcohol?

science.howstuffworks.com/difference-between-ethyl-and-isopropyl-alcohol.htm

The two different types of alcohol are commonly used in hand sanitizer today. But does one work better than the other?

Can You Get Lice in Your Beard?

health.howstuffworks.com/skin-care/men/shaving-tips/can-you-lice-in-beard.htm

HowStuffWorks looks at exactly what lice are and how to get them out of your beard.

Yes, Neanderthals Could Laugh

science.howstuffworks.com/life/evolution/yes-neanderthals-could-laugh.htm

The more we research our closest extinct human ancestor, the more we realize how similar we were. But could we have shared a joke?

Are fish antibiotics safe for humans?

health.howstuffworks.com/medicine/medication/fish-antibiotics-safe-for-humans.htm

Fish antibiotics might be similar to prescription antibiotics, but that doesn't mean they're safe. Learn more about fish antibiotics.

How do toys get recalled?

entertainment.howstuffworks.com/toy-recall.htm

Keeping up with toy recalls can help keep kids safe. But who decides when a toy is recalled? Find out at HowStuffWorks.

Staying Healthy Pictures

health.howstuffworks.com/wellness/preventive-care/staying-healthy-pictures.htm

Being healthy is about more than just being free of germs. Get some tips on how to maintain a healthy lifestyle -- from the inside out.

What is a compounding pharmacist?

health.howstuffworks.com/medicine/healthcare/what-is-a-compounding-pharmacist.htm

What is a compounding pharmacist? Learn how a compounding pharmacist allows a physician to prescribe a very specific medication to a patient.

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