Photolab
Photolab

Pathways of silver
No, they aren’t the branches of a plant. The picture above shows the aggregates of silver atoms that form when silver nitrate solution comes into contact with metallic copper on a glass surface. The silver branch is 250 micrometers high (one micrometer is one millionth of a meter) and the photo was taken using a... View Article
By Redação
Photolab
Luminous signs
ALINE ZAMBONI MACHADO / USPFar from its normal home in the venom of the pit viper (Bothrops alternatus), a protein finds a resting place where can linger. Marked red, alternagin-C binds to the abundant receptors found on the surface of tumor cells in the cervix, the nuclei of which appear blue, and may serve as... View Article
Photolab

Direction sensors
Direction sensors
Photolab

Dangerous jewelry
Dangerous jewelry
Photolab

Bouquet in latex
Bouquet in latex
Photolab

Colors in lakes
Colors in lakes