An anonymous reader writes "The Apple rumor mill is alive and well. This time around the tech giant is rumored to be looking into exploring medical sensor technology related to predicting heart attacks, and might even buy Tesla. 'Taken together, Apple's potential forays into automobiles and medical devices, two industries worlds away from consumer electronics, underscore the company's deep desire to move away from iPhones and iPads and take big risks. "Apple must increasingly rely on new products to reignite growth beyond the vision" of late founder Steve Jobs, said Bill Kreher, an analyst with Edward Jones Investments in St. Louis. "They need the next big thing."'"