Study finds solos twice as common in sad songs

Music can transport a spirit from sullen to joyful. It can bring a concertgoer to unexpected tears. But the details of just how that connection between performance and emotion works remain largely mysterious.

Methane-producing microbial communities found in fracking wells

Deep in the rocky earth, in the liquid-filled cracks created by fracking, lives a community of highly interactive microbes—one that could at once have serious implications for energy companies, human health and scientists ...

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