The Sound Transit board met today to discuss alternatives to building the second downtown Link tunnel (DSTT2), as part of its ...

Twist a stack of atom-thin carbon sheets by just the right amount and the material stops behaving like ordinary metal or insulator. Instead, it starts acting like a peculiar kind of superconductor ...

The world’s longest and deepest undersea road tunnel is being built in Norway, intended to cut travel time between major cities and become part of a ferry-free highway along its western coast. The ...

A sealed crypt under a Polish monastery required archaeologists to tunnel underneath the building to investigate. Inside they found three layers of coffins, some stacked on metal rods. An unusual ...

We might tend to take the word “diode” for granted if we’re thinking of a “diode” as just a two-lead or two-terminal device that gets used in this or that place for this or that purpose. It can become ...

NEW YORK − The nation’s largest infrastructure project has drawn President Donald Trump’s ire in his latest fight with congressional Democrats. Trump has vowed to end the Gateway tunnel project meant ...

Tunnel would link Russia's Chukotka region and Alaska Envoy says it could be built in less than eight years He suggests a company owned by Elon Musk could build it Idea comes as Putin and Trump ...

Negative differential resistance, sometimes called negative dynamic resistance (NDR), occurs when an increase in voltage leads to a decrease in current, and vice versa. It’s observed in devices like ...

Researchers in the United States have found microscopic pinholes in perovskites are responsible for the breakdown of such solar cells when under reverse bias conditions. They say the findings should ...

In a world first, researchers at Nagoya University in Japan have successfully developed a resonant tunnel diode (RTD) that operates at room temperature made entirely from Group IV semiconductor ...