How tightly can you fold a sphere?

When Can You Fold a Map?

We explore the following problem: given a collection of creases on a piece of paper, each assigned a folding direction of mountain or valley, is there a flat folding by a sequence of simple folds? There are several models of simple folds; the simplest one-layer simple fold rotates a portion of paper about a crease in the paper by ±180◦. We first consider the analogous questions in one dimension...

How You Can Contribute1

A research study on the effects of Rosen Method Bodywork was recently published in the Journal of Alternative and Complementary Medicine, by Riita Hoffren-Larsson, Barbro Gustafsson, and Torkel Falkenberg of the Karolinska Institute, Huddinge, Sweden. The following article is an interpretation and summary of their findings, accompanied by an interview with lead author, Hoffren-Larsson. I also d...

O-35: How Can You Decrease the Complicationof Ovarian Diathermy in Polycystic OvarianSyndrome

How low can you go?

Extremely low numbers of active epidermal growth factor receptors are sufficient to drive tumor growth.

How can you mend a broken heart?.