Thanks to the nylon side handles, it's also portable. There's an adjustable temperature controlled knob that allows you to ...

Costco sells house-brand motor oil under the Kirkland Signature label it uses for many other products. Does this oil pass the same tests other motor oils do?

Costco has expanded into EV infrastructure with new ultra-fast charging stations that can charge most electric vehicles to 80% in 20-60 minutes while shoppers browse the warehouse.

Lululemon is accusing Costco of stealing from its "path-breaking" brand by selling dupes of its sweatshirts, jackets and pants.

Lululemon is accusing Costco of leading customers to believe that these dupes, slang for duplicates, “are in fact manufactured by the authentic supplier of the ‘original’ products.” ...

Costco's new Kirkland Signature "Peaches and Cream Bar Cake" features vanilla cake with peach compote and whipped cream, earning rave reviews for its nice balance of sweetness and tang.

Lululemon alleges that Costco has stolen the intellectual property of its Scuba hoodies and sweatshirts, Define jackets and ABC pants.

In the 49-page lawsuit filed in California, Lululemon shows the alleged design similarities of its products with Costco’s, as well as the price differences.

Costco's exclusive new hours for its Executive Membership card holders went into effect on Monday, June 30.

Lululemon is suing Costco, alleging that the discount wholesaler is selling knockoffs of its $128 pants and other pricey athleisure clothing.

Costco's Executive Members get an extra hour to shop as new hours take effect, starting June 30. Here's what changed.

Costco also added new benefits to the $130 dollar membership tier in the same announcement. Here are the new shopping hours at Costco Warehouses for Executive Members. Need a break?