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Why Is It So Hard to Make a Universal Flu Vaccine?
health.howstuffworks.com/wellness/preventive-care/universal-flu-vaccine.htm
Every year, a version of the flu vaccine must be developed, to compensate for the changes in the flu virus the year before. Will that ever end?
What Causes Stock Market Trading to Halt?
money.howstuffworks.com/stock-markets-circuit-breaker.htm
During volatile periods in stock markets, exchanges will often employ 'circuit breakers' to keep stock prices from falling too far too fast.
Why is it bad luck to wear opals if you weren't born in October?
people.howstuffworks.com/why-is-it-bad-luck-to-wear-opals-if-werent-born-in-october.htm
Opals are unusual and mysterious gems, which may be why there are stories about their supposed luck dating back to ancient times.
What Does Russia's Partial Military Mobilization Mean?
science.howstuffworks.com/russia-partial-mobilization-news.htm
President Vladimir Putin ordered a partial mobilization in Russia during an address to the nation. What does that mean for citizens there and in Ukraine?
Earth's 20 Quadrillion Ants Outweigh All Wild Birds and Mammals, Combined
animals.howstuffworks.com/insects/earths-20-quadrillion-ants-news.htm
Estimating ant numbers and mass provides an important baseline from which to monitor ant populations amid worrying environmental changes.
17 Animals That Start With 'Q': From Quetzals to Quokkas
animals.howstuffworks.com/animal-facts/animals-that-start-with-q.htm
This list of animals beginning with "Q" includes some of the largest flying animals, as well as others that are tiny but mighty.
21 Best Anime Movies Ever: A Highly Subjective List
entertainment.howstuffworks.com/best-anime-movies.htm
If you're diving into Japanese animation for the first time or just looking for a refresher, you're in for a treat. This list is a diverse sampling of some of the best anime movies of all time, pulling from decades of groundbreaking animated storytelling.
Can You Identify These Mountain Animals?
play.howstuffworks.com/quiz/can-you-identify-these-mountain-animals
Mountains cover around 20% of the Earth's surface, and there's a whole lot more life way up there than a few dozen humans seeking climbing glory. Take our quiz to see how many of these mountain-dwelling critters you can name!
How Venus Flytraps Work
science.howstuffworks.com/life/botany/venus-flytrap.htm
Plants that eat other creatures? It sounds like a genetic experiment gone awry. But there's actually nothing unnatural about it; carnivorous plants have been around for millions of years.
Is there a torture manual?
science.howstuffworks.com/torture-manual.htm
A torture manual that was used by al-Qaida to torture Iraqi nationals was discovered in May of 2007. Learn about the discovery of the torture manual.