Author: Charmain Stought Diamonds are still a girl's best friend, right? We love
the shiny gems. They are the most popular rocks sold today. But what exactly are
they, anyway? Where do they come from? What else are they used for? Diamonds are
a mineral in one of the two crystalline forms of the element carbon. They are
the hardest natural substance man knows. Diamonds are sold as gems, and used ...
Author: Abraham Thomas In the world of science, there is excited speculation
about recent discoveries of individual neurons in the brain, with striking
capabilities. They had discovered a neuron, which fired on recognition of just
one special face. Scientists spotted this using microelectrodes, which could
identify the firing of a single neuron. Buried deep in the amygdala of a female
patient, ...
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