Minimum height to loop the loop using conservation of energy. This video explains how gravitational potential energy converts into kinetic energy and why a precise starting height is required to ...

Ready for the ultimate in password security? You can build your own uncrackable random generator; all you need is a ...

I review privacy tools like hardware security keys, password managers, private messaging apps, and ad-blocking software. I also report on online scams and offer advice to families and individuals ...

A mortgage is one of the biggest commitments you'll make in your financial life. But with so many possible deals out there, it can be hard to work out which would cost you the least. Our mortgage ...

Python turns 32. Explore 32 practical Python one-liners that show why readability, simplicity, and power still define the ...

In the past, whenever I wrote about security passwords, I would say something along the lines of "Use password managers, as they make it very easy to change passwords, which you should do frequently." ...