ScienceDaily: Science & Society News

Several U.S. cities have instituted taxes on drinks with added sugar in order to reduce consumption, but new research suggests these policies currently have one fatal flaw. The study found that sugary drink taxes only reduce purchasing if price tags at stores mention that consumers are paying that tax when they buy the drink.

Psychological scientists and criminologists say our system of jurisprudence needs a simple no-cost reform -- switch to testing eyewitnesses for their memory of suspects only once.

Government action is needed so driverless vehicles can be insured against malicious hacks which could have potentially catastrophic consequences, a study says.