If you rely on postmarks when casting your ballot, filing your taxes or paying bills, a new US Postal Service rule makes it clear that you should plan ahead.

Abstract: Low-speed high-torque permanent magnet synchronous machines (PMSMs) are widely used in heavy industrial production, whereas the bulky prototype size poses challenges for assembly. This ...

Abstract: We demonstrate a chirped fiber Bragg grating (CFBG) based stretched-pulse mode-locked (SPML) wavelength-swept laser that uses both intra-cavity and post-cavity stretching. The SPML laser ...

Getting your Trinity Audio player ready... For the second time this week, Colorado’s Front Range is bracing for wind gusts so strong Friday that Xcel Energy has disrupted households, businesses and ...

Season’s beatings from San Francisco! Wild video shows a San Francisco restaurant worker body-slamming an angry, boozed-up patron — after she harassed staffers and attacked another customer at the ...

A top National Park Service official has instructed park superintendents to limit the number of staff who get top marks in performance reviews, according to three people familiar with the matter, a ...