March 30, 2017

Managing supplies of vaccines is a huge problem

KEEP a tomato cool in a refrigerator and it will stay fresh far longer than it would at room temperature. Accidentally freeze it, though, and you […]
March 30, 2017

A simple device designed to detect chemical weapons

NERVE agents such as sarin and VX can kill quickly in low doses. Kim Jong Nam (pictured), half brother of Kim Jong Il, North Korea’s leader, […]
March 30, 2017

Small-brained birds get killed by cars

I’m okay. I know the Green Cross Code NATURAL selection is a harsh interrogator at the best of times. But if you are a bird, it […]
March 30, 2017

Airborne particles cause more than 3m early deaths a year

GOVERNMENTS fret over traffic and other local nuisances that create filthy air. But research just published in Nature by Zhang Qiang, of Tsinghua University in Beijing, […]