Regional rail along Highway 1 should be explored as a potential solution to SkyTrain's Expo Line's long-term capacity limits.

Railway safety has vastly improved for motor vehicles, but reducing the risk of collisions with pedestrians is much trickier.

In 2018, high-speed passenger trains branded as Brightline started running along the formerly freight-only Florida East Coast ...

Photoelectric sensors and light curtain sensors are among the most commonly used sensing devices in factories. Photoelectric sensors are mainly used to detect parts products or material movement.

The former envoy Elliott Abrams says the administration should push harder.

This important study, which tackles the challenge of analyzing genome integrity and instability in unicellular pathogens by introducing a novel single-cell genomics approach, presents compelling ...

But some of it comes to the United States. It is not an accident that the E.L.N., the guerrilla group that’s heavily engaged ...

Overcoming the known power and size limitations in LiDAR design is critical to enabling scalable, cost-effective adoption ...

After four centuries of advances, astronomers now capture the Sun’s swirling, dynamic features in stunning detail.

A scheme to relocate the unhoused out of one Texas city's downtown sheds light on a larger right-wing takeover of federal ...