Explore the latest published articles on finance, health, math, and engineering.
Posted By: Marcus Webb
How to calculate whether you can retire at 65 — the 4% rule, Social Security's real impact, how much you need by spending level, and what to do if you're behind at 60.
Posted By: Jordan Hayes
The 28/36 rule is the industry-standard formula lenders use to decide how much mortgage you can handle. Front-end: housing costs ≤28% of gross income. Back-end: all debts ≤36%. Here's how it works and when you can push past it.
Posted By: Jordan Hayes
Private mortgage insurance (PMI) is a monthly fee lenders charge when your down payment is below 20%. It protects the lender, not you — and it costs $50–$300/month. Here's exactly what PMI costs, when it can be cancelled, and five strategies to avoid it entirely.
Posted By: Jordan Hayes
First-time homebuyer programs offer grants and low-interest loans of 2%–5% of purchase price. State-by-state breakdown of the top programs available in 2026.
Posted By: Jordan Hayes
The mortgage payment formula is M = P[r(1+r)^n]/[(1+r)^n−1]. Step-by-step examples for $200K, $300K, and $400K loans at today's rates.
Posted By: Priya Sharma
BMI is a 200-year-old metric that misclassifies athletes, older adults, and entire ethnic populations. Discover five evidence-backed alternatives—waist circumference, waist-to-hip ratio, body fat percentage, ABSI, and VO2 max—that give you a true picture of your health.
Posted By: Jordan Hayes
Financial calculators eliminate guesswork from your biggest money decisions. This guide covers the six essential calculator types — mortgage, compound interest, retirement, loan, savings, and budget — with real-world examples and step-by-step instructions.
Posted By: Jordan Hayes
PMI costs $115–$375/month on a $300K mortgage. Learn what private mortgage insurance is, when it cancels, and 5 proven ways to remove it faster.
Posted By: Jordan Hayes
A $400K mortgage costs $2,520/mo at 6.47% — but the true first-year bill hits $65K–$76K when you add closing costs, PMI, and taxes. Real numbers, no fluff.
Posted By: Jordan Hayes
How to calculate what score you need on the final exam. Covers the formula, worked examples for multiple targets, what to do when 100% isn't enough, and study strategy based on your required score.
Posted By: Jordan Hayes
How much super will you have at retirement? Covers the 2026 super guarantee rate, projected balances by age, ASFA retirement standards, Age Pension interaction, fees impact, and voluntary contribution strategies.
Posted By: Jordan Hayes
How to calculate EMI for home loans, car loans, and personal loans in India. Covers the EMI formula with worked examples, flat vs reducing balance trap, current 2026 rates, FOIR eligibility, and tax benefits.