Abstract: In this article, a fiber-optic hydrogen sensor based on a cascaded Fabry–Perot interferometer (FPI) structure and vernier effect is proposed and experimented. The sensor is mainly composed ...

When the temperatures rise enough outside, everyone needs a place to escape the brutal heat. Unfortunately, if your house or apartment isn't properly insulated or you don't have the right equipment, ...

The Trump administration delivered a deadly blow to longstanding US climate policy on Thursday, finalizing rules that revoke the Environmental Protection Agency’s ability to regulate climate pollution ...

TUI Cruises has agreed to install an underwater air lubrication system by UK-based start-up Armada Technologies. The cruise operator, a joint venture between Royal Caribbean and German holiday group ...

Estonia’s defence capabilities will reach a new milestone in 2026, when air defence against targets flying at altitudes of up to 20 kilometres (12 miles) will gain an additional layer through the ...

IndyCar Veteran Will Power signed with Andretti Global as Colton Herta's replacement ahead of the 2026 IndyCar season. The Australian driver recently came out and shared how Herta's onboards blew him ...

ST. PETERSBURG, Fla. — A $100 million fiber optic internet expansion in St. Pete is frustrating homeowners, saying crews installing the cables are damaging their property. One family waited for months ...