Grant Brown

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Eating chocolate 'improves brain function' - study

Chocolate could help protect against normal age-related cognitive decline<p>Cheering news for those with a sweet tooth - a recent study has found that regular chocolate consumption is associated with better cognitive function.<p>According to the study, published in the journal Appetite, chocolate …

Scientists struggle to stay grounded after possible gravitational wave signal

Cosmologist’s tweet appears to confirm rumours of discovery that could ‘open a new window on the universe’<p>Not for the first time, the world of physics is abuzz with rumours that gravitational waves have been detected by scientists in the US.<p>Lawrence Krauss, a cosmologist at Arizona State …

Physics

3D-Printed Supercars Will Cut Costs And Emissions

One of four new ideas transforming your ride<p>In 2010, Kevin Czinger had a revelation. As the co-founder of a small electric-car company, Coda Automotive, he had been driven by the laudable goal of creating a cleaner vehicle, one that uses less fossil fuel and emits less carbon. But as production …

Do humans stand a chance in Earth’s sixth mass extinction?

Scientists recently suggested that the Earth’s sixth mass extinction has begun. As terrifying as that sounds, surely humans are too smart and too important to get wiped out? Paleontologists have long tried to shed light on this question by looking for general rules that might predict the survival …

Paleontology

This Gel Glows When It Detects Pollutants

It could also change color if a pipe’s about to burst<p>A team of researchers from MIT has created sensitive metallic polymers that change color in response to chemical or physical variations in their surroundings, according to a study published recently in the <i>Journal of the American Chemical Society</i>. …

Chemistry