The blade tip speed limit of a propeller plane's propeller can determine the plane's top speed for reasons relating to design, engineering, and physics.

Crews battled two large brush fires in Contra Costa County on Monday, CAL FIRE said. The fires burned in Rodeo and near Alamo.

(BCN) — An argument between boaters out in waters in Contra Costa County on Sunday ended with a collision injury, the Contra Costa County Sheriff’s Office said. On Sunday at about 8:50 … ...

Some rotating storms are possible in southern Saskatchewan near dinnertime, increasing the risk for tornado development. However, the primary hazards remain strong winds and large hail.

Pokémon Go Fest 2025’s global event is just as big as it was in previous years. We list the rotating habitats and bonuses in our guide.

U.S. regional electric grid operators scrambled to avoid rotating blackouts on Tuesday, preserving razor-thin power generation margins as temperatures in the eastern half of the country soared ...

In this article, we describe numerical simulations of an innovative design of close-packed contra-rotating vertical-axis turbines (VATs), which enable assessment of power performance, vorticity ...

Contra Fund : The fund has 96.67% investment in domestic equities of which 38.3% is in Large Cap stocks, 17.86% is in Mid Cap stocks, 8.1% in Small Cap stocks.

River/Ocean Systems has begun design of a 10,000-lt. dwt ATB bulk carrier using a contra-rotating Aquamaster Z-Drive propulsion system.

If you're enjoying this article, consider supporting our award-winning journalism by subscribing. By purchasing a subscription you are helping to ensure the future of impactful stories about the ...