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Not a Coffee Fan? That Could Be Genetic

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We revisit the idea that a genetic variation may affect how quickly the body breaks down caffeine, affecting the frequency of a certain craving.

The Ultimate Happiness Quiz

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This Ultimate Happiness Quiz will test your knowledge of about this desired emotion. Check out the Happiness Quiz to get tips and learn more.

The Independent Variable vs. Dependent Variable in Research

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In any scientific research, there are typically two variables of interest: independent variables and dependent variables. In forming the backbone of scientific experiments, they help scientists understand relationships, predict outcomes and, in general, make sense of the factors that they're investigating.

In Vivo vs. In Vitro Trials (and Why Combining Both Is Best)

science.howstuffworks.com/life/cellular-microscopic/in-vivo-vs-in-vitro.htm

In scientific research, knowing the difference between in vivo vs. in vitro methods is essential for interpreting results and designing new experiments. These two approaches help researchers understand complex biological phenomena and advance medical knowledge in very different ways.

Are tobacco companies increasing the nicotine content in cigarettes?

health.howstuffworks.com/wellness/drugs-alcohol/nicotine-increase.htm

Are major cigarette companies secretly increasing cigarettes' nicotine ocntent? Check out the evidence for an increase in nicotine levels in cigarrettes in the last 10 years.

5 Ways That Love Is Good for Your Health

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Learn about why love is good for your heart and develop a new appreciation for Valentine's Day, the day of love and heart health!

How to Become a Paleontologist

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Do you know how to become a Paleontologist? Find out how to become a Paleontologist in this article from HowStuffWorks.

Hand Sniffing After Hand Shaking Is a Thing

health.howstuffworks.com/mental-health/human-nature/behavior/hand-sniffing-after-hand-shaking-is-a-thing.htm

Humans use their sniffers to check out each other, notably after shaking hands with someone. Learn more at HowStuffWorks Now.

How well do you know zoology?

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Animals ... we love 'em! But there's a lot more to the animal kingdom than YouTube videos of doggies and kitties. Test your knowledge of zoology with our quiz!

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