How to build your own air quality meter with a Raspberry Pi and CO2 sensor

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...
MoneyWeek

The pros and cons of smart meters: Are they any good?

Installing a smart meter could help you pay less for your energy, but not everyone is convinced by the technology. While gas and electricity prices today are far below their peak during the 2022 ...
Scientific Research Publishing

Impact of Geomagnetic Parameter of Declination for Accurate Positioning, Navigation, and Orientation in Nigeria ()

Spatiotemporal Variability, Geospatial Analysis, Sustainable Development Goals (SDGs) Share and Cite: Hart, L. , Garuba, L. , ...
Nature

Brain–machine interface articles from across Nature Portfolio

We developed a thin, flexible microelectrode array that can be slid through a small slit in the skull onto the brain surface. We showed that this minimally invasive system records and stimulates ...
Forbes

Does Being An Authorized User Build Credit?

Michelle Lambright Black, Founder of CreditWriter.com and HerCreditMatters.com, is a leading credit expert and personal finance writer with nearly two decades of experience in the credit industry. She ...
Investopedia

End User vs. Customer: Definitions and Key Differences

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
Investopedia

Understanding User Fees: Definition, Function, and Economic Impact

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...