From today, Republic Wireless subscribers in waves B through E will have 30 days to evaluate their service, and if it's unacceptable, may seek a full refund from the provider.

ENGADGET: Republic Wireless announces dual-band Motorola Defy XT, offers incentives to quell coverage woes

Studies of treatment with estrogen, ginkgo biloba, vitamin E and vitamin B supplementation have been done.

CNN: Better understanding of dementia leading to more effective therapies