Sally Kyunga Kim

Two groups of people. There is a bubble hovering over the first group of people, depicting the median artery. Four identical bubbles hover over the second group of people. There is an arrow pointing to the right to show a transition.

The Mysteries of Modern Microevolution

In the womb, the median artery is the first main blood supplier for the forearms and hands. Two other vessels soon take over this responsibility, and the median artery vanishes—most of the time.

Primates progressively evolving into a human. Thought bubbles above the heads of each primate show the evolution of thought or consciousness, starting as a scribble and eventually a brain.

The Beginner’s Guide to Evolving Consciousness

We humans seem to have developed a higher level of consciousness that we haven’t found anywhere else in our universe. But what exactly caused our species to diverge so much from other organisms in this particular aspect?