Abstract: Dual-pump fiber optical parametric amplifiers offer wide, flat gain spectra across arbitrary wavelengths, often outperforming the use of single-pump designs. However, gain flatness depends ...

The "3/4 rule" might sound like something from a math textbook, but in fact it's a very important guideline when using one of our recommended floor jacks for DIYers. It means your floor jack should be ...

Harbor Freight has come a very long way since its early days as a mail-order tool operation. Not only has the family-owned outfit grown to include more than 1,600 brick-and-mortar stores nationwide, ...

The "3/4 rule" might sound like something from a math textbook, but in fact it's a very important guideline when using one of our recommended floor jacks for DIYers. It means your floor jack should be ...

Abstract: The prototype of dual-source heat pump water heater using air and water is assembled, and experimental research of performance is tested using air as heat source, respectively the ambient ...

Traditional floor washers often combine vacuuming and mopping in one tank, which leads to dirty water spreading on the floor. The BSTY F3-A uses a dual-chamber setup to solve this problem. It comes ...

Tom Farrell of Munster, hidden, celebrates with team-mates after scoring their side's second try during the United Rugby Championship match between Leinster and Munster at Croke Park in Dublin. (Photo ...

The Democratic National Committee is pumping another six figures into the New Jersey governor’s race amid fears of an upset from Republican Jack Ciattarelli over embattled Democrat Mikie Sherrill as ...

Get your car summer-ready with our practical guide. Learn the must-have essentials like cooling seat covers, tire inflators, ...

For decades, Philomath Eagle Scouts have shaped their community through service projects — from disc golf courses to murals, their leadership legacy endures throughout town.