Study: Odd biochemistry yields lethal bacterial protein

While working out the structure of a cell-killing protein produced by some strains of the bacterium Enterococcus faecalis, researchers stumbled on a bit of unusual biochemistry. They found that a single enzyme helps form ...

Cutting in and weaving irritate drivers the most, new study shows

Cutting in and weaving, speeding, and hostile displays are among the top online complaints posted by drivers, according to a new study by the Centre for Addiction and Mental Health (CAMH) recently published in an online issue ...

UN envoy: Japan should do more for nuclear victims

(AP)—A United Nations rights investigator said Monday that Japan hasn't done enough to protect the health of residents and workers affected by the Fukushima nuclear accident.

Computers can predict effects of HIV policies

Policymakers struggling to stop the spread of HIV grapple with "what if" questions on the scale of millions of people and decades of time. They need a way to predict the impact of many potential interventions, alone or in ...

No need to split twins for good grades: study

Whether or not twins are separated at school, a subject of debate that is often a dilemma for parents, has no affect on their grades, according to a Dutch study published Tuesday.

Nanotube risk assessment

Italian scientists suggest that we need a much more detailed toxicological approach to hazard assessment before judgement regarding the long-term safety of carbon nanotubes can be made. They outline their results in the International ...

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