New sous vide gadget? Want to learn more sous vide? Or just want to crank up some kitchen skills? Coffee? Baking? Grilling?
ChefSteps is a great site for modern cooking techniques ("modernist cuisine" such as sous vide and foams). They have several excellent instruction programs, well-tested recipes, and gorgeous photography. Join as a premium member for a one-time $19 fee and you get access to all their lessons, now and in the future. Great deal, highly recommended.
Even if you don't go premium, do explore this site as there is a ton of great free content.