Understand the replacement chain method, a crucial capital budgeting tool for comparing projects with different life spans. Explore how it works, its requirements, and alternatives.

Abstract: Accurate estimation of the state of health (SOH) of lithium-ion batteries is essential for their safe operation. With growing experimental data and advancements in machine learning, ...

Billboard is making changes to how it weighs streams in its album and singles charts, and the new method will give more influence to free/ad-supported streams. It will also weigh streamed music more ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...