Jump on these fantastic Black Friday sales with these WIRED Gear team-approved mattresses, mattress pads, sheets, and more.

Black Friday mattress sales are here — get bestsellers up to 50% off from Nectar, Sealy, Tempur Pedic, and more.

Most lighting experts, including Wirecutter senior staff writer Doug Mahoney, say the best way to hang lights on a tree is vertically. “You're supposed to string from the bottom of the tree to ...