Civil Engineering Learning Materials

08/26/2025

Downpayment to purchase home per month at compound interest

08/25/2025

A simple exercise like walking increases the size of your brain.

Having a sedentary lifestyle is basically a slow death sentence.

The groundbreaking study was published in the Proceedings of the National Academy of Sciences. Researchers found that adults who walked for 40 minutes, three times a week, for a year experienced growth in the hippocampus — a region of the brain crucial for spatial memory.

In contrast, those who only engaged in stretching and toning exercises saw their hippocampus shrink.

Neuroscientist Arthur Kramer, one of the study’s authors, explains that physical activity promotes the birth of new neurons, which in turn enhances memory function. This research supports the idea that our evolutionary need for movement is deeply tied to cognitive health, reinforcing the importance of an active lifestyle for maintaining mental sharpness.

The study further challenges the common belief that brain exercises like crossword puzzles are the key to cognitive longevity.

While intellectual engagement does play a role, researchers, including psychologist Margaret Gatz, emphasize that physical activity is a stronger predictor of brain health. Additionally, factors such as midlife obesity and diabetes have been linked to increased risks of cognitive decline.

The takeaway? It’s never too late to start moving.

Even previously sedentary individuals in their 60s and 80s showed remarkable brain benefits from walking. So, if you're looking for an easy yet powerful way to support brain health, simply lacing up your sneakers and going for a walk might be the smartest move you can make.

Learn more: https://pmc.ncbi.nlm.nih.gov/articles/PMC3041121/

08/25/2025

This is great

The future of clean energy just took a giant leap forward. Canadian scientists have achieved a record-breaking nuclear fusion reaction, producing over 600 million neutrons per second — proving that stable, high-output fusion is within reach. This breakthrough brings us closer to recreating the power of the Sun on Earth, a limitless energy source without carbon emissions or long-lived radioactive waste.

Unlike traditional nuclear fission, fusion uses abundant fuels like hydrogen from water and could power cities without harming the planet. With milestones like this, the vision of fusion as part of our real-world energy grid is shifting from science fiction to science fact — paving the way for a clean, safe, and nearly inexhaustible energy future.

08/23/2025

Annual Worth # educational

08/23/2025

Benefit Cost Ratio

08/21/2025

This man is a pillar of strength, kind, love God, prayers, has a heart of gold and served humanity. He never sees one for status but instead he saw humanity. He has certainly left a mark on the world and inspired many. Fly high judge. God knows best. You will be missed my the world 🙌🏻🙏😭

08/20/2025

Net Present Value (NPV)

08/18/2025

With UNILAD Tech – I just made it onto their weekly engagement list by being one of their top engagers! 🎉

08/12/2025

Differential Equation

08/10/2025

Derivative sin (x)

Determining Basic Trigonometric Function why sin(x) = Cos(x)

08/10/2025

Single Variable Calculus - Product Rule # ,

08/09/2025

Integration

Evaluating the given integral by Method of Substitution.