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- Airline Refunds and Delays (U.S.)Under U.S. Department of Transportation rules, passengers are entitled to a refund when an airline cancels or significantly changes a fligh…
- Carbon Monoxide (CO) at HomeCarbon monoxide is a colorless, odorless, poisonous gas produced when fuel burns incompletely, for example in furnaces, gas water heaters,…
- Caregiver StressCaregiver stress is the emotional and physical strain of caring for a family member who is ill, aging or disabled.
- Common Cold vs. FluColds and flu are both respiratory infections caused by viruses. Flu usually comes on faster and feels more severe. This article is general…
- Compound InterestCompound interest is interest earned on both the original amount and the interest already added, so growth speeds up over time.
- Conflict and Communication in CouplesResearch on couples by John Gottman identified four patterns that predict relationship trouble: criticism, contempt, defensiveness and ston…
- CPU–GPU BottleneckA CPU–GPU bottleneck is a condition in which one component limits overall frame rate because the other must wait for it; in games it usuall…
- Credit Card Interest and APRAPR (annual percentage rate) is the yearly cost of borrowing on a credit card. If you carry a balance past the due date, interest is charge…
- Credit Scores and Credit ReportsA credit report is a record of how you have handled credit; a credit score is a number calculated from that report to predict how likely yo…
- Debt Collection Rights (FDCPA Basics)In the U.S., the Fair Debt Collection Practices Act (FDCPA) limits how third-party debt collectors may contact consumers and gives consumer…
- DehydrationDehydration happens when your body loses more fluid than it takes in, from heat, exercise, vomiting, diarrhea or not drinking enough. This…
- Effective Study TechniquesResearch on learning finds that practice testing (retrieval practice) and spacing study over time help people remember more than rereading…
- Emergency FundAn emergency fund is cash set aside for unexpected expenses or income loss, such as car repairs, medical bills or a job gap.
- FAFSA BasicsThe FAFSA (Free Application for Federal Student Aid) is the form U.S. students fill out to apply for federal grants, work-study and loans,…
- Federal Student Loan RepaymentFederal student loans offer several repayment plans, including income-driven options, plus deferment and forbearance in some situations.
- Fever BasicsA fever is a temporary rise in body temperature, often a sign the body is fighting an infection. This article is general information, not m…
- FMLA LeaveThe Family and Medical Leave Act lets eligible U.S. employees of covered employers take unpaid, job-protected leave for certain family and…
- Food PoisoningFood poisoning is illness from eating food contaminated with germs or toxins, often causing nausea, vomiting and diarrhea. This article is…
- Food Storage TimesHow long food stays safe and good depends on the food and whether it's in the pantry, fridge or freezer; the USDA FoodKeeper lists times fo…
- Fuel Economy BasicsFuel economy is how far a vehicle travels on a unit of fuel; driving habits, maintenance and load all change it.
- GFCI Outlets (Ground Fault Circuit Interrupters)A GFCI is a safety device that cuts power within a fraction of a second when the current leaving on the hot wire differs from the current r…
- GPU Upscaling and Frame GenerationUpscaling renders a game at a lower internal resolution and reconstructs a higher-resolution image; frame generation inserts synthesized fr…
- Headache TypesMost headaches are tension-type headaches or migraines; a small number signal a more serious problem. This article is general information,…
- Healthy vs. Unhealthy Relationship SignsHealthy relationships are built on respect, trust, honest communication and each person's freedom; unhealthy ones involve control, fear or…
- Household Cleaning Chemical SafetySome common cleaners create toxic gases when mixed, and all should be used as labeled with ventilation.
- Household Water Leaks and the Water Meter TestA household leak is any unintended loss of water from supply pipes, fixtures or appliances; many are silent and only show up on the water b…
- How a Toilet Tank Works (Fill Valve and Flapper)A gravity toilet tank stores water, releases it through a flush valve sealed by a rubber flapper, and refills through a fill valve controll…
- Identity Theft Recovery StepsIdentity theft is the use of someone's personal information, such as a Social Security number or account number, without permission to open…
- Indoor Humidity, Condensation and MoldMold grows where moisture persists. Indoor moisture comes from leaks, condensation on cold surfaces and high relative humidity.
- Jet LagJet lag is a temporary sleep problem when your body clock is out of sync with a new time zone after travel.
- Kids and Screen TimePediatric guidance focuses on a family media plan: balancing screens with sleep, play, school and family time.
- Laundry Care LabelsCare labels tell you how to wash, dry, iron and bleach a garment; the FTC's Care Labeling Rule requires them on most clothing sold in the U…
- Memory Profiles (XMP and EXPO)XMP (Intel Extreme Memory Profile) and EXPO (AMD Extended Profiles for Overclocking) are profiles stored on memory modules that let a mothe…
- Multi-Factor Authentication (MFA)Multi-factor authentication requires two or more proofs of identity to log in, such as a password plus a code or a security key.
- Payment App and Money ScamsPayment scams trick people into sending money through apps, wire transfers, gift cards or crypto, methods that are often hard or impossible…
- PhishingPhishing is a scam where criminals send emails, texts or messages pretending to be a trusted company to steal passwords, money or personal…
- Phone Battery HealthLithium-ion batteries in phones and laptops gradually lose capacity with charge cycles, age and heat.
- Refresh Rate and Response TimeRefresh rate is how many times per second a display redraws the image (Hz); response time is how quickly pixels change from one shade to an…
- Robocalls and the Do Not Call RegistryThe National Do Not Call Registry lets U.S. consumers limit telemarketing calls; most robocalls selling something are illegal unless the co…
- Romance ScamsRomance scammers build fake online relationships to win trust, then ask for money, gift cards, crypto or personal information.
- Salary ResearchSalary research means checking what a job typically pays before an interview or negotiation, using public data and job postings.
- Sleep Basics and InsomniaInsomnia is trouble falling asleep, staying asleep or getting restful sleep. Good sleep habits (sleep hygiene) help many people. This artic…
- Small Claims CourtSmall claims court is a simplified state court process for money disputes under a dollar limit set by each state, designed so people can re…
- Software UpdatesSoftware updates fix bugs and security holes in operating systems and apps. Keeping devices updated is one of the simplest ways to stay saf…
- Tax Withholding and Form W-4Withholding is income tax your employer takes from each paycheck and sends to the IRS, based on the Form W-4 you submit.
- Tenant Rights Basics (Deposits, Repairs, Entry)Tenant rights are the protections renters have under federal, state and local law, covering fair housing, habitable conditions, security de…
- Thermal ThrottlingThermal throttling is a protective behavior in which a processor or graphics chip lowers its clock speed or power when it reaches its tempe…
- Tire Pressure and TreadCorrect tire pressure and enough tread depth help a car brake, steer and handle safely and use fuel efficiently.
- Toddler TantrumsTemper tantrums are a normal part of toddler development, often triggered by frustration, tiredness, hunger or limited language.
- TSA Liquids Rule (3-1-1)For U.S. airport security, liquids, gels and aerosols in carry-on bags must be in containers of 3.4 ounces (100 milliliters) or less, all f…
- U.S. PassportsA U.S. passport book is required for international air travel; processing times change, so apply well before travel.
- Unemployment InsuranceUnemployment insurance is a joint federal-state program that pays temporary benefits to eligible workers who lose their job through no faul…
- USB-C Power DeliveryUSB Power Delivery (USB PD) is a USB-IF specification that lets chargers and devices negotiate voltage and current over USB-C, supporting u…
- Vehicle RecallsA recall is issued when a manufacturer or NHTSA finds that a vehicle, equipment, car seat or tire has a safety defect or does not meet fede…
- Wage and Hour Basics (FLSA)The U.S. Fair Labor Standards Act (FLSA) sets the federal minimum wage, overtime pay, recordkeeping and child labor standards for covered w…
- Water Heater Temperature and SedimentTank water heaters keep a stored volume of water at a set temperature. Minerals in the water settle at the bottom as sediment, which reduce…
- Wi-Fi Standards (Wi-Fi 6, 6E, 7)Wi-Fi standards are generations of wireless networking certified by the Wi-Fi Alliance; each adds capabilities such as wider channels, new…
- Windows End of SupportEnd of support is the date after which Microsoft stops providing security updates, bug fixes and technical assistance for a version of Wind…
- Workplace Harassment and DiscriminationUnder U.S. federal law, harassment based on race, color, religion, sex (including pregnancy, sexual orientation and gender identity), natio…
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