This week, a company that's developing an implantable glucose sensor receives funding and a team at Cornell University has created a transistor from cotton fibers.

• Implanted Glucose Sensor Company Completes Fourth Round of Financing (mobi health news)
• Why Science Majors Change Their Minds (New York Times)
• MD+DI's Manufacturer of the Year: Johnson & Johnson (MD+DI)
• Cotton Transistors Lead the Way to Wearable Electronic Devices (MPMN)
• Top 20 Chip Firms Set to Outgrow Market (EE Times)

—Jamie Hartford