Related topics: facebook

DNA left behind without a touch

A person can leave DNA on a surface without directly touching it, a Flinders University study has found, with the longer someone spends in a room the more likely they are to leave a trace of themselves behind.

How DNA recovered from pill surfaces could snare drug syndicates

Forensic scientists have for the first time shown that DNA can be recovered from the surface of capsules after just 15 seconds of contact by drug manufacturers and dealers—making it possible for law enforcement agencies ...

Officers' tone of voice reflects racial disparities in policing

The Black Lives Matter movement has brought increasing attention to disparities in how police officers treat Black and white Americans. Now, research published by the American Psychological Association finds that disparity ...

High-throughput metabolic profiling of single cells

Scientists from the European Molecular Biology Laboratory (EMBL) and the German Cancer Research Center (DKFZ) have presented a new method for generating metabolic profiles of individual cells. The method, which combines fluorescence ...

What Facebook can tell us about dietary choices

Lifestyle changes for demand-side climate change mitigation is gaining more and more importance and attention. A new IIASA-led study set out to understand the full potential of behavior change and what drives such changes ...

How do social media influence ethnic polarization?

Those who deactivated their Facebook profiles report a lower regard for other ethnic groups, and this effect was more prevalent among people living in more ethnically homogenous areas, shows a new study of users in Bosnia ...

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