Andrés Javier Bello-Hernández was born 32 years ago in a little village in the Colombian highlands. “I was fortunate to live in such a green and tranquil place, yet still enjoy the advantages of the ...

A new device for taking blood samples uses microneedles and a suction cup instead of a large needle. People with a phobia of needles stand to benefit. More blood can be obtained than with the classic ...