A team of researchers has developed a novel method for using cholesteric liquid crystals in optical microcavities. The ...

Dynamics analyses of the rigid–flexible coupling system of 6R spot welding robot are studied by powerful dynamic simulation functions of Adams. The maximum stress position of the spot-welding robot ...

Starlink internet review Satellite internet is often seen as a last-resort option, though it can be a lifeline for rural communities lacking 5G internet, cable internet or fiber-optic internet ...

Among the main problems affecting the sound pressure level (SPL) of piezoelectric microelectromechanical systems (MEMS) speakers is that the membrane vibration displacement of those with sealed ...

This paper describes the levitation and guidance characteristics of a semi-high-speed magnetic levitation (MAGLEV) vehicle. For a MAGLEV, which operates at 200 km/h, the guidance magnet is essential ...

High-speed rail is generally understood in the U.S. as reaching speeds of 200 miles per hour, although the Brightline West is averaging about half that speed.

This week, Duffy said there is "no viable path" to complete California High Speed Rail on time or on budget and warned the federal government could pull billions in funding. State of U.S. High ...

Dividend stocks shine as OECD cuts U.S. growth forecast to 1.6% amid trade uncertainty. Realty Income, EPD, OMF among top high-yield picks offering stability and steady cash flow. Get ahead of ...

LOS ANGELES — The Trump administration signaled Wednesday that it intends to cut off federal funding for a long-delayed California high-speed rail project plagued by multibillion-dollar cost ...