Wirecutter - Big discounts are coming

Before you sell, return, recycle, or donate your devices, make sure to delete all of your personal information correctly. We'll walk you through the step-by-step process.

If you’re among the 6% in the U.S. who suffer from seasonal affective disorder, talk to your physician—a light therapy lamp might help. After consulting with experts and testing 15 options, we’ve found the 3 best light therapy lamps.

Deal price: $40 | Street price: $50

The Google Chromecast with Google TV is the best media streaming device. It supports the highest-quality picture and sound from every major streaming service. Its compact size allows you to hide it behind your TV. We have multiple streaming devices hooked up for testing, and we still find ourselves consistently coming back to the Google TV—the organized interface makes it such a breeze to find something to watch and offers superior recommendations.

Deal price: $120 | Street price: $140

There is no such thing as the perfect air mattress, but the SoundAsleep comes pretty close. It inflates quickly and quietly, and comes with simple dial controls that allow for a more custom, comfortable firmness. Unlike other mattresses we tested, the SoundAsleep didn’t lose air or sink during the night, and it was noticeably more comfortable to sleep on.

Deal price: $79 | Street price: $100

A DNA test can tell you a lot about your family tree, including your origins, your ancestry, and even some things you might not want to know. If you’re comfortable with that, we recommend 23andMe as our runner-up pick. It is as accurate as our top pick and also provides the migration paths for maternal and paternal lineages. It has a sleek, brightly accented user interface that’s easy to navigate. One downside is its relatively small DNA database, which might make it less likely to track down contemporary relatives.