According to the Harvard-Smithsonian Center for Astrophysics (CfA), a "solar tsunami" is headed toward Earth. The CfA scientists believe this plasma hurling through interplanetary space will create a spectacular light show tonight. The event does not seem to pose a significant danger, though it may impair the functioning of some satellites in orbit.
The City of Aurora, Colorado, is using $1 million in federal stimulus funds to provide energy efficiency rebates to it residents. The funds -- worth up to $1,000 for homeowners and $1,500 for businesses -- may be combined with those available via Xcel Energy's energy efficiency rebate program.