Algerian researchers have built a single-stage solar and battery desalination system for brackish water that uses a hybrid spotted hyena optimizer and maximum power point tracking (MPPT) algorithm to ...

Abstract: The turbine governor is one of the most important devices for the automatic and intelligent control of hydropower stations. As a key part of the hydraulic turbine governor, the structure and ...

At a time when it feels like everything is getting more expensive by the hour, it's refreshing to see an automaker roll out more affordable models. That's exactly what happened in Texas this week, ...

Tesla has unveiled the long-promised cheaper versions of its two main cars, dubbed the Model 3 Standard and Model Y Standard, after the expiration of the $7,500 tax credit for American buyers of most ...

Elon Musk’s electric car company said the new versions would start at around $37,000 and $40,000, prices that bring its cars closer to comparable gasoline vehicles. By Jack Ewing Tesla on Tuesday ...

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 contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

The Tesla Model 3 Standard arrives with fabric seats, 321 miles of range and rear-wheel drive. It's set to cost $36,990, making it one of the most affordable cars Tesla has ever sold, and the cheapest ...