The Helix Galaxy is a rare type of galaxy. It has a ring of material perpendicular to its main body. A supermassive black hole powers its active core. It's located 42 million light-years away in Ursa ...

I'm a certified sleep science coach who has tested over 50 mattresses. Helix and Saatva are two well-known, regularly recommended brands with collections of beds that appeal to side, back and stomach ...