Carlos Beltran Leyva was arrested in Culiacan, capital of the northern state of Sinaloa, the public safety office said in a statement. The arrest was made on Wednesday but only revealed late on Saturday. Carlos Beltran Leyva, of the Beltran Leyva drugs cartel, is the brother of Arturo Beltran Leyva who was killed two weeks [...]

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London’s Royal Free Hospital used nanotechnology to develop the small bypass graft from a polymer material. The material enables the graft to mimic the natural pulsing of human blood vessels, which enables them to deliver nutrients to the body’s tissues. The ultimate aim is to use the graft in coronary artery and lower-limb arterial surgery, [...]

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