Salt River Project will massively increase the amount of solar energy the utility uses by 2025, saving the company money and reducing its reliance on natural gas, officials said Thursday. SRP ...

By using two propellers that rotate in opposite directions, a ship can use less energy to move forward. New knowledge means ...

Discover how a redesigned toroidal propeller could revolutionize efficiency across various applications. By altering the ...

There are various CAD challenges out there that come with bragging rights. Some, like the Certified Solid Works Professional Exam (CWSP) might actually look good on a resume. [Deltahedra] is ...

If you want hands-on ideas, we’ll suggest safe alternatives—3D-printed internals, foam fillers, and removable non-functional cores—so you can build a convincing screen prop without risking harm or ...

Depending on the behavior, it may become automatic for you in about 66 days. Some habits may be more challenging than others, but persistence and consistency do help to develop new ones. Whether you ...

We’ve seen a lot of persistence of vision (POV) builds on bike wheels, sticks, and many other holders, but this one puts it on something new: a pen. [Befinitiv] was looking for a new way to add some ...

Exit polls are surveys of a random sample of voters taken after they leave their voting location, supplemented by telephone interviews to account for absentee or early voters in many states. Pollsters ...

PHOENIX — To hear the proponents of Proposition 126 tell it, Arizona lawmakers are chomping at the bit to tax medical services, child care and veterinary bills. Never mind that lawmakers already can ...