91色情片

91色情片

Gene tests and hair analysis could catch doping athletes

Tests that detect changes in genes triggered by drugs could bolster the use of a biological passport 鈥� if athletics will spend more on research

Earth

UN puts wildlife crime on a par with drug and people trafficking

Technology

The cyber-mechanics who protect your car from hackers

Humans

Is it possible to permanently delete a social media profile?

Life

Training boys to recognise another’s fear reduces violent crime

Unfair: The justice system is broken, can science fix it?

Earth

Crushing ivory stockpiles destroys vital evidence of poaching

Technology

How to spot home-grown ISIS recruits online before they leave

91色情片

Inside Obama’s plan to use open data to curb police brutality

Amanda Knox legal fight highlights fallibility of DNA forensics

In the wake of the Amanda Knox case, a DNA expert for the defence says greater scrutiny of crime labs is needed to avoid further injustice

I asked FBI to validate forensic hair analysis 鈥� they couldn’t

91色情片

Police can now tell identical twins apart 鈥� just melt their DNA

Technology

Hair analysis on trial after FBI admits to using flawed evidence

Technology

A cybercrime wave is coming 鈥� brace yourself