Factor is offering a limited-time deal for new customers that includes a free Withings Body Comp scale. The promotion also includes 50% off the first delivery of the meal service. The Withings Body ...

After your third week, a Factor prepared-meal subscription comes with a Withings Body Comp scale that scans your body-fat percentage. Lord help me. I will admit to being afraid of scales—the kind that ...

For similar 2D and 3D shapes, there is a relationship between the length scale factor and the area, surface area or volume of the enlarged shapes. Areas increase by a factor equivalent to the length ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Credit: Mashable Photo ...