Whether you have allergies or just like a really, really clean floor, the Dyson DC40 will make sure every nook and cranny is pet-hair and dust-mite free. Michelle Starr is CNET's science editor, and ...

Katie is a writer, a humor blogger, a Vietnam War historian, and an avid cook. She holds an MFA in Creative Writing and is hard at work on her first novel. When she's not writing about tech, she's ...