Once the rising star of the clean-tech industry, the advanced battery maker faces an uncertain future. A few days after A123 went public in the fall of 2009, the value of the company's stock nearly doubled as investors rushed to get a piece of one of the hottest clean-tech companies. The company boasted advanced lithium-ion battery technology, developed […]

Bangalore-based Hachi connects the dots between your social-network contacts and recommends the best "people path" to someone new. Social networks like Facebook, Twitter, and LinkedIn make it easy to keep in touch with people you already know, but what if you want to connect with someone you haven't met?

Italian doctors implant tiny pump into a 16-month-old boy awaiting his new heart. Here's a new twist on an long-running story: an artificial heart kept a baby boy alive for 13 days while doctors waited for his new heart, reports Reuters. The bridge-to-transplant device was an infant version of the Jarvik 2000 and weighed only 11 grams (you can see the d […]