Three dirt-friendly mid-size pickups face off in a classic Car and Driver comparison test off-road and at the test track.

Dimming, flickering or failing too soon? Experts weigh in on why your LED lights are going dark and the answers are fascinating. Tyler Lacoma Editor / Home Security For more than 10 years Tyler ...

Cree is aiming at horticulture lighting with a 660nm red led that is 6% more efficient than its XP-G3 Photo Red S Line devices. Called the XP-L Photo Red S Line, “this extra performance can be used to ...

A study led by Chinese researchers has challenged the foundations of classical thermodynamics, showing that a heat engine can achieve both maximum power output and high efficiency – something ...