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After Roger Ebert lost the ability to speak in 2006 due to a post-cancer surgery tracheostomy, the film critic has communicated via Post-It notes, an eloquent and hilarious array of hand gestures, and his Mac laptop synthesizer.

People can change -- but how? This is the central concern of “Redirect,” a new book by Timothy D

* Businesses, schools and most banks closed * Monsoon rains forecast to extend into Wednesday [More]

* Businesses, schools and most banks closed * Monsoon rains forecast to extend into Wednesday [More]

Devastating fires that swept through eastern Texas this month have left dozens of people dead or missing and destroyed more than 1,500 homes.

MALTA--Efforts to create a universal flu vaccine, one that would do away with the annual reformulations, is a hot topic these days in the infectious disease community.

The eyes are the window to the soul. That is why we ask people to look us in the eye and tell us the truth. Or why we get worried when someone gives us the evil eye or has a wandering eye

Now You See It: How the Brain Science of Attention Will Transform the Way We Live, Work, and Learn by Cathy N. Davidson

Urban life can be trying--cars and buses honk, passersby jostle, concrete and brick win out over grass and trees. Researchers have known for decades that residents of densely populated areas have higher rates of mental illnesses, including anxiety disorders and schizophrenia

By Ron Cowen of Nature magazine Physicists last week announced evidence that particles of dark matter--the invisible, hypothetical material believed to make up more than 80 percent of the mass of the Universe--may have a lower mass than suspected.

By Ron Cowen of Nature magazine Physicists last week announced evidence that particles of dark matter--the invisible, hypothetical material believed to make up more than 80 percent of the mass of the Universe--may have a lower mass than suspected. [More]

By Natasha Gilbert of Nature magazine A desert may need no defining, but desertification is not so easy to pin down. [More]

Diabetes affects more than one in 10 Americans, with the numbers projected to keep climbing. The chronic disease can mean frequent needle jabs to test blood sugar levels--and costly treatments

By Nicola Jones of Nature magazine Endangered seals in a marine protected area are heading towards local extinction, even while the same species thrives in an unprotected area nearby. [More]

Men may not go on a hormonal rollercoaster with their pregnant partners, but once the baby shows up, their bodies biologically transition into "daddy mode," suggests a new study finding that levels of testosterone, the "macho" sex hormone, drop in new fathers. "Men are, to a certain degree, hardwired to take care of their kids," study researcher Lee Gettler, of Northwestern University in Chicago, Illinois, told LiveScience. "This is important because traditional models of human evolution have portrayed women as the gatherers that take care of the kids and stay behind." [More]