A 2024 Toyota Prius owner thought 0W-16 was the law for his hybrid, but a hidden warning in the manual just changed ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

The Gen III TacIRST distributed infrared threat‑warning system will equip the F-22 Raptor, with an evaluation planned in 2026. Lockheed Martin has announced the first flight of the latest iteration of ...

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The 2026 Toyota Prius Plug-in Hybrid combines impressive efficiency with strong plug-in performance in a bold, midsize hatchback. Reporter who witnessed Charlie Kirk shooting speaks out Five ...

For heart rate testing, Horst used a Polar H10 chest strap as the benchmark. The Apple Watch Ultra 2, running watchOS 26 beta, delivered results that were nearly identical to the strap during indoor ...

The X-37B's eighth orbital mission will start with a liftoff atop a SpaceX Falcon 9 rocket. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The U ...

The U.S. Space Force expects to launch the eighth X-37B mission no earlier than Aug. 21. Credit: U.S. Space Force The U.S. Space Force plans to use its X-37B orbital test vehicle to conduct ...

The facility, whose exact location has not been disclosed yet, will be used to support commercial, military and government programs, including ISR and electronic warfare platforms such as the G550 ...

The 2025 Toyota Prius Plug-in Hybrid delivers exceptional plug-in hybrid performance and efficiency in a striking, midsize hatchback. FBI releases images of person of interest amid manhunt for Charlie ...

Cubic has successfully exhibited its latest innovations at SENSOR+TEST 2025 international trade fair, showcasing how its smart technologies and sensing solutions empower the six key application fields ...