In this photo provided by the U.S. Fish and Wildlife Service a female "Hexagenia limbata" mayfly. The National Weather Service captured a massive swarm on radar Sunday, July 20, 2014 as thousands of the flies, commonly found in tributaries of the Upper Mississippi River, came out of the river and drifted north on the wind. (AP Photo/U.S. Fish and Wildlife Service)

Caught on radar: Mayfly mayhem

Mayflies have begun emerging from the Mississippi River in swarms that show up on radar like thunderstorms, coat roads and leave behind slim…

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Dog nabs burglars

Recently adopted shelter dog alerts family to burglary, helps cops nab repeat offenders.

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‘Hot Seat’ saves kids

Alissa Chavez created a gadget called “The Hot Seat” alarm system. The device utilizes patented technology to sound an alarm if a child is l…

FILE - In this Sept. 26, 2009, file photo, Florida Matt Patchan (71) and Marcus Gilbert (76) look on as Florida quarterback Tim Tebow lies on the turf after being sacked during an NCAA college football game against Kentucky in Lexington, Ky. Tebow received a concussion on the play that put him in the hospital for a night. The parties in a class-action head injury lawsuit against the NCAA that deals with concussion issues announced a settlement in a filing in federal court in Chicago on Tuesday, July 29, 2014. (AP Photo/Ed Reinke, File)

NCAA settles head injury lawsuit

The NCAA has agreed to settle a class-action head injury lawsuit by creating a $70 million fund to diagnose thousands of current and former …