Indoor air in schools could add to children’s exposure to PCBs

The US banned PCBs nearly four decades ago, but they persist in the environment and have…

Genetic tests help identify relative risk of 25 cancer-associated mutations

Researchers assigned levels of risk to 25 mutations associated with breast and ovarian cancer in a…

Protein associated with Parkinson’s disease linked to human upper GI tract infections

Acute and chronic infections in a person's upper gastrointestinal tract appear to be linked to Parkinson's…

With health care cuts looming, low-cost magnesium a welcome option for treating depression

The cost of depression is great -- 350 million people worldwide suffer from this disorder and…

Network of neurons crucial for vocal learning identified

Researchers have identified a network of neurons that plays a vital role in learning vocalizations by…

Study sheds light on how ovarian cancer spreads

A team of researchers is studying the molecular mechanisms by which ovarian cancer spreads -- or…

The Bee-Zed asteroid orbits in the opposite direction to planets

In our solar system, an asteroid orbits the Sun in the opposite direction to the planets.…

What we can learn about global flu evolution from one person’s infection

A new study has found that flu evolution within some individuals can hint at the virus's…

Hey Siri, an ancient algorithm may help you grasp metaphors

Ask Siri to find a math tutor to help you 'grasp' calculus and she's likely to…

Directed gene-copy variation: The key to conquering new environments

A study of yeast reveals new mechanism that allows cells to adapt to environmental changes more…