LAS VEGAS (KTNV) — A helicopter registered to the National Nuclear Security Administration (NNSA) was spotted flying in a grid pattern over Red Rock Canyon on Wednesday afternoon, prompting questions ...

A viral number illusion challenges viewers to spot the odd cell in a grid of 349s - only one shows 379, and it is harder to ...

The Texas grid operator’s meteorologist said Tuesday the state could face a sudden winter freeze this season that would put the electric grid at significant risk of emergency conditions and forced ...