Spring-force modeling of a spinning and flipping T-handle in Python. Explore rotational dynamics, torque, and oscillations through clear simulations and physics-based code. #RotationalDynamics ...

Flipped homes made up 6.8% of Q3 2025 home sales, with profits at $60,000 and ROI at 23.1%. Profit and ROI from house flipping decreased for six consecutive quarters by Q3 2025. Pennsylvania's Q3 2025 ...

The best smart thermostats we've tested can control your home's heating and cooling with your phone or voice—and might help you save on energy costs. I’ve been working with computers for ages, ...

We test and rate the top online tax services to help you find the best one for filing quickly and accurately—and for getting the largest possible refund. I write about money. I’ve been reviewing tax ...