This maths puzzle has genuinely baffled quite a few people. Attempting to work it out might transport you back to memories of being trapped in a maths class at school, being picked on by your teacher, ...

Abstract: In information security, random number quality is closely related to cryptographic system security; moreover, random number quality depends on the corresponding entropy source quality.

Energy-starved countries on the continent have reluctantly turned to coal and gas for decades. Cheap Chinese solar panels are now finally changing the calculus. In May 2025, African countries imported ...

Although many people are avid coin collectors, it is a bit less common for people to look out for rare banknotes - however sometimes a rare note comes along that can be worth a hefty sum. People are ...

New York City-based choreographer Andrew Turtletaub got the call that his skills were needed on the “Severance” set. Immediately. A marching-band sequence for the Season 2 finale was underway, led by ...