OneWeb, Project Kuiper, and IRIS2 could all, in time, replace Elon Musk's satellite communications system in Ukraine, but they will struggle to replicate Starlink's coverage and usability.

Filters in water pitchers or under-sink systems capture dangerous chemicals, only for them to be returned to the environment. A researcher from North Carolina is pioneering a new system that could get rid of forever chemicals forever.

Radioisotopes are a vital resource for imaging patients’ organs and tumors—but these unstable elements also suffer from an unstable supply chain.