Comparison of a 5W laser, 10W, and 20W diode laser. All these machines have their pros and their cons, but this is a quick comparison of their ability to cut and engrave. I do not have a lot of ...

CLEARWATER, Fla (WFLA) — The City of Clearwater approved an extra $100,000 toward learning about starting their own power company, and pulling the plug on Duke Energy. The extra fee would take the ...

This video explains what a diode is and how it controls the direction of current in electronic circuits. Diodes allow current to flow in only one direction, making them essential for rectification, ...

Space-based solar power has been gaining more and more traction recently. The recent success of Caltech's Space Solar Power Project, which demonstrated the feasibility of transmitting power from space ...

The U.S. passport has long been one of the most powerful in the world. Now, a new study shows a shift that has the United States dropping out of the top 10 for the first time ever. The Henley Passport ...

Cognitive decline is typically considered a hallmark of aging, but research suggests that not everyone is susceptible. A study from Northwestern University looked at a group of 80-year-olds who ...

Carnegie Mellon University provides funding as a member of The Conversation US. I lead a research team that compiles the Colpus Dataset of coup types and characteristics and have written on the ...

Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became. Scientists studying ancient teeth found that early humans, great apes, and even ...