The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

Does a thin design really make that much of a difference? Here's the skinny on the slim phones from Apple and Samsung. Jeff Carlson writes about mobile technology for CNET. He is also the author of ...

Lenore Cangeloso, L.Ac. M.S.A.Om. Acupuncture / Herbal Medicine Lenore Cangeloso is a board-certified acupuncturist and herbal medicine practitioner based in Oregon. She graduated with honors from ...