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What Are Confidence Intervals in Statistics?

science.howstuffworks.com/math-concepts/confidence-interval.htm

Science requires that we make guesses, which is why we have confidence intervals.

Is coal to liquid more efficient than gasoline?

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Is coal to liquid more efficient than gasoline? Keep reading to learn if coal to liquid is more efficient than gasoline.

5 Cool Things the Women Who Inspired 'Hidden Figures' Accomplished

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A team of black mathematicians ran the numbers at NASA during the Space Race. Learn more about the women behind 'Hidden Figures' at HowStuffWorks Now.

Can You Have a Baby on Mars?

science.howstuffworks.com/can-you-have-baby-on-mars.htm

Elton's always maintained that Mars ain't the kind of place to raise your kids. Is he right?

Carbon Capture-to-fuel Is Here

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We're pulling CO2 out of thin air and transforming it into a fuel. HowStuffWorks looks at the science and how close it is to commercial viability.

Are there special tax deductions for independent contractors?

money.howstuffworks.com/personal-finance/personal-income-taxes/are-there-special-tax-deductions-for-independent-contractors.htm

If you're an independent contractor, do you get tax deductions? Find out if there are tax deductions for contractors in this HowStuffWorks article.

Does Social Security continue after a spouse dies?

money.howstuffworks.com/personal-finance/personal-income-taxes/does-social-security-continue-after-spouse-dies.htm

Social Security benefits can come in handy when a spouse dies. Learn more about Social Security spousal death benefits at HowStuffWorks.

How Much Is the IRS Underpayment Penalty?

money.howstuffworks.com/personal-finance/personal-income-taxes/IRS-underpayment-penalty.htm

The IRS underpayment penalty is based on several factors. Find out how much an IRS underpayment penalty might cost you.

What is Littlewood's law of miracles?

science.howstuffworks.com/science-vs-myth/unexplained-phenomena/littlewood-law-miracles.htm

Is there law to indicate how often miracles occur? Math professor John Littlewood seemed to think so.

Are You on the Road to Obesity?

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Since the average newborn is around 7.7lbs, no one is born obese. Whether you wind up there is a combination of factors: gut biology, disease, medication, diet, and exercise. If you're worried that you're piling on the pounds, take this quiz to assess where your current road leads.

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