Blood Tests From a Finger Prick--For Real? An Austin start-up aims to deliver a service that the Silicon Valley con artists at Theranos only promised.

The article focuses on Babson Diagnostics' efforts to provide accurate blood-testing services using a finger prick, contrasting its success with the failed promises of Theranos. Topics include Babson's development of a new diagnostic device, the limitations of Theranos' technology, and the evolving regulatory landscape for blood-testing innovations.