Despite the Helix Midnight’s memory foam-and-coil construction, nearly every tester detected noticeable shaking. Edge support, or the mattress’s ability to keep you supported out to the very ...

Helix is an online mattress company that offers a range of hybrid mattresses. Each of its six mattresses comes in a LUXE version. Additional custom mattresses are also available. Helix can ship to ...

In 1948, Linus Pauling discovered that many proteins take the shape of an alpha helix, spiraled like a spring coil. In 1950, biochemist Erwin Chargaff found that the arrangement of nitrogen bases ...