Calculate the value of a paper savings bond

The US Government sells two types of savings bonds: EE bonds and I bonds

EE bonds have fixed interest rates that the buyer is informed of when they purchase the bond. I bonds, however, earn a rate that can change every six months. A comparative chart details the most significant differences between EE bonds and I bonds.

Calculate your capital gains tax bill

If mental math is not your forte, a handy tool can help you figure out what you owe at tax time. Find the purchase and sales price of an asset, your taxable income, your tax filing status, and the length of time you held said asset, and you'll get your total for Uncle Sam.

Use a CD rate calculator

This CD Rate Calculator allows you to determine your interest earnings and total savings balance at CD maturity. Enter your initial deposit, your interest rate, and your term length in months or years. Click here to use it.

Calculate how much of your tax dollars go to each federal program based on your income, filing status, and number of children

Try to balance the budget

This interactive calculator challenges users to rebalance the federal budget by adjusting taxes and spending. Try your hand at weighing difficult trade-offs that shape long-term deficits, debt growth, and the sustainability of US public finances.

You can find the value of a dollar dating back to 1635

The value of a dollar hasn’t been consistent throughout history. An inflation calculator lets you compare the value of dollars from any two years over the past four centuries.

What are baby bonds?

In 2008, Hillary Clinton proposed giving every US newborn a $5,000 government-funded trust, often called a “baby bond,” to help low-income families build long-term wealth. Supporters said it could reduce wealth inequality, while critics argued existing programs like the Child Tax Credit offered similar benefits.

Investors trading their municipal bonds can't use the same method to purchase them

Instead, they’ll have to go through the secondary market, which has its own set of rules and steps to follow. An illustrated, explanatory video can help you learn how to sell your municipal bonds for the best market value.

Every printed bill has its own unique serial number

In the US, each bill also has its own plate number, series year, Treasury seal, and more. Each design helps track money and combat counterfeiting.

Estimate your Social Security benefits

To calculate your Social Security benefit, the government uses information such as your birthday, current earnings, future retirement date, and more. Calculate an estimation for your future Social Security monthly benefit here.

Paper check usage is down 83% over 25 years

At the start of the millennium, more than 68 million checks were processed daily. Amid the adoption of automated clearinghouse (ACH) payment systems, that number has sunk to 12 million a day.

How to owe nothing on your federal tax return

Do you know you can avoid owing the IRS money come tax season by making changes to your W-4? For context, a W-4 is the form you fill out when you first start a new job. It tells your new company how much money to withhold from each paycheck for taxes. Find out how to avoid writing a check to the IRS each April in this article.

529 savers can now roll funds into a Roth IRA

One of the key disadvantages of a 529 college savings plan is the possibility a beneficiary doesn’t end up going to college. Nonqualified withdrawals are subject to a 10% penalty. However, as of 2024, the SECURE Act 2.0 started allowing 529 savers to roll over $35K into a Roth IRA.

BankFind is a tool that helps you find current and former FDIC-insured banking institutions

The tool from the Federal Deposit Insurance Corporation (also known as the FDIC) allows users to search for these institutions by name, location, and more.

In addition to collecting taxes, issuing tax refunds, and performing audits, the IRS is tasked with enforcing the laws listed in the Internal Revenue Code

The Internal Revenue Code is also known as Title 26 of the US Code. It was enacted in 1925 and outlines income, estate, sales, payroll, and excise tax laws.

Read about the situations where a high-yield savings account doesn't make sense

While financial experts often recommend high-yield savings accounts, one expert argues that prioritizing adding more money to one doesn't make sense for someone who has a lot of high-interest debt or isn't taking advantage of their company's 401(k) match.

See how the federal estate tax has changed in the 21st century

In 2001, the government passed an act to completely repeal the tax. It was overturned in 2010. In 2017, the government increased the exemption threshold so fewer people would have to pay into the tax. In 2025, the exemption threshold was permanently set to $15M.

Test your ETF knowledge

A 10-question quiz from the SEC allows investors to test their basic knowledge about exchange-traded funds and their investing counterparts, mutual funds. Here’s a sample question: Is the past performance of a fund a good indicator of future results? (Hint, the answer is no).

Calculate your estimated yearly dose of ionizing radiation

This calculator from the EPA provides a value in millirems—the US unit for effective dose—based on a variety of exposure parameters, including the state a user lives in and travel-related sources of ionizing radiation, such as passing through screening machines.

The Federal Reserve fought the Great Recession primarily with quantitative easing and repurchasing agreements

During the Great Recession, the Fed stimulated the economy by buying people and businesses' debt, notably through purchasing mortgage-backed securities and buying bonds with slim margins. The two processes, quantitative easing and repurchase agreements, both helped increase the amount of money in the economy to increase consumer spending.

Despite the Supreme Court ruling that President Donald Trump's 2025 tariffs were unconstitutional, billions of dollars in refunds remain unresolved

Over 2,000 lawsuits seeking refunds have been filed by major companies, including FedEx and Costco, but CBP says its systems can't handle the volume. Interest on unpaid refunds is accruing at an estimated $650M per month.

The average US adult spends roughly $195 on Easter

That's up from $189 in 2025 and the previous record of $192 in 2023. The vast majority of consumers intend to use it on candy (92%), followed by food (89%) and other gifts.

A FIRE number is the amount of money someone needs in retirement

To calculate one’s FIRE number, FIRE followers typically multiply their expected annual expenses in retirement by 25.

Up to $68M in coins gets trashed every year

Waste facilities and TSA say they collect thousands of dollars of discarded money per year. A Wall Street Journal reporter visited a waste facility and learned what you can do with your extra change.

The hardest US states to save money in, mapped

According to data from Bankrate, Tennessee ranks as the easiest state in the US to save money, while Hawaii is the most difficult for those attempting to build a savings fund. This map of the US shows where all the states rank in-between. Some may surprise you. See the map here.

Book building is widely considered the most efficient way to price securities

During the book-building process, bankers determine an IPO’s price per share, requesting bids from fund managers and other institutional investors for the number of shares they want and how much they’d be willing to pay for them.

Learn how to read a prospectus, the juicy document that any company must file with the SEC before going public.

Up to a million Girl Scouts sell about 200 million cookie boxes every spring, generating $800 million, largely because refusing a child is frowned upon

Some coin denominations have ridges etched on their sides, partly to prevent counterfeiting, in a practice called 'reeding.'

The 1987 Nintendo video game 'Stadium Events' isn't known for being particularly fun, but its scarcity has made it a highly sought-after item that has sold for up to $35K at auction.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

Explore fun facts from the USPS, including unique post office buildings, a stamp that traveled past Pluto, and more.

Sears sold DIY house kits starting at $600 in its famous catalog from 1908 through the 1940s, resulting in roughly 10,000 'Sears and Roebuck houses' being built.

The first steps to rebuilding your credit score include getting to know exactly what's on your credit report and figuring out how far you are from the '700 club,' or 'good score' range.

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

The original copy of the Declaration of Independence is not a pristine document, and even features a smudged anonymous handprint in the bottom left corner.

As of 2025, the most cited papers in science include a review of graphene, methods to improve image recognition, streamlining electron density calculations, and optimizing protein studies.

While the first exchange-traded fund (a 'basket' of different assets that can be bought and sold on a stock exchange) in the US only launched in 1993, the global ETF market has grown to more than $10T in the short time since.

Scientists can determine Earth's past climate conditions by analyzing air trapped in microscopic bubbles within ice cores—columns of compressed snow layers that build up over hundreds of thousands of years.

See a ranking of the best (and worst) Federal Reserve Chairs since 1914 out of the 16 men and women who have held the office since.

A century of Billboard issues documenting the evolution of popular music.

An Ebola vaccine was developed during the 2018 west African Ebola outbreak, but the 2026 Ebola outbreak is with a different species of the virus, not the one that the vaccine is approved to treat.

Clever Hans was a 1900s horse that was believed to be able to solve math equations, tell time, and read and comprehend German, until a psychology student discovered how he got his answers.

The most expensive ad of all time was for Chanel No. 5 perfume and cost roughly $33M to produce in 2004—about $57M in today's dollars.

Sony set the standard for cylinder-shaped batteries when it repurposed manufacturing equipment used to make rolls of magnetic recording tape.

See this overview of the firework rules across all 50 states, ranging from a complete ban on non-professional fireworks in Massachusetts to states with more lax rules like Indiana.

This poison ivy knowledge quiz—accompanied by photos of the plant's varied forms—may help you identify this common rash-inducing growth.

Planarian flatworms are small, aquatic worms with exceptional regenerative capabilities. When cut, the worms can regenerate multiple bodies in a matter of weeks.

About 12.5% of US adults experience a phobia in their lifetime, a diagnosis that hinges on the intense fear interfering with daily life and persisting for at least six months.

Explore chaos in this simulation of two double pendulums, where small differences in the release angles produce wildly different outcomes.