Astronomers has begun to map the location of the most massive and mysterious objects in our galaxy – the Southern Milky Way and its giant gas clouds, where new stars are born.

The human brain is adept at linking seemingly random details into a cohesive memory that can trigger myriad associations — some good and some not so good.

For recovering addicts or individuals with post-traumatic stress disorder (PTSD), unwanted memories can make recovery difficult. For example, former meth addicts report intense drug cravings triggered by associations with cigarettes, money, even gum, which makes them more likely to stumble during recovery.

Scientists have been able to erase drug-associated memories in mice and rats without affecting other more benign memories. Their discovery points to a clear and workable method to disrupt unwanted memories while leaving the rest intact.

Changing the Structure of Memory

Attila E. Pavlath, Ph.D., who turned fresh-cut apple slices into a popular convenience food, outlined advances in keeping other foods fresh, flavorful and safe for longer periods of time through the use of invisible, colorless, odorless, tasteless coatings.

Since Medicaid paid for 45 percent of the 4 million births in the United States in 2010, and that has been rising steadily, a new paper says that the Affordable Care Act (ACA) and expanding Medicaid even more may lead to improved coverage of well-woman and maternity care — and perhaps result in better health outcomes.

Previously, data on Medicaid funding of births did not exist in a comprehensive form so the authors collected all such data on Medicaid births from individual states during the years 2008 to 2010.

Trailer park residents are one of the few demographics it's still okay to stereotype but, as is usually the case, low-income trailer park residents form distinct groups with different visions of morality, according to a new paper. In other words, they are no more easy to quantify than anyone else.