Frequently DC fast charging also accelerates battery ... You will also have to replace your EV’s 12-volt battery every five to seven years. It is used to power the screens, the vehicle’s ...

TearDown DeWalt Xtreme Sub Compact 12v Brushless Drill on sale, Brushless rechargeable drill motor control board switch rotor on sale, Which Hand Drill Suits You Brushed or Brushless Enegitech on sale ...

Rob Dahm is refining the unique 15.7-liter Y12 rotary engine, originally designed by Tyson Garvin as a twelve-rotor ...

The end goal is to run the Y12 on methanol. The team also had to tear the motor down to nothing when they realized it was having rotor clearance issues. After milling five to six thousandths off ...

ABC News' Whit Johnson speaks with retired Black Hawk pilot and instructor Martin Gottholm about what may have led to the midair collision over the Potomac River. ABC News’ Whit Johnson speaks ...

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To avoid these core losses, DeepDrive’s motor replaces the stationary stator with a second rotor. The outer rotor resembles a cake pan and spins simultaneously with a ring-shaped internal rotor.

As a passenger plane and a military helicopter collide above Washington's Potomac River, President Trump has faced criticism after blaming Democrat diversity policies for the incident. Sky News ...

ROME, Metropolitan City of Rome Capital — Pope Francis on Monday named Cardinal Robert McElroy of San Diego as the archbishop of Washington, tapping one of his most progressively like-minded ...

Enjoy the snow day at a community snowball fight on the National Mall. Later in the week, you can celebrate Dry January at Mindful Drinking Fest, or attend the opening of Downstate at Studio Theatre.