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POD_kidney tissue

Photo Of The Day: Rainbow Kidney

10/25/14See Comments

This strange rainbow swirl is actually a closeup up of a section of kidney tissue. Your kidneys filter about 180 liters (48 gallons) of fluid...[Read More]


Ebola In NYC: Just How Worried Should You Be?

10/24/14See Comments

New Yorkers are, understandably, on edge, after hearing that a physician recently returned from West Africa has tested positive for Ebola. But unless an infected...[Read More]

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Life in the Universe: An Optimistic Cosmic Perspective

10/24/14See Comments

From radiometric dating, we know that the Earth (and indeed the solar system) is about 4.54 billion years old. While there is some debate on...[Read More]


Photo Of The Day: Red Rock

10/24/14See Comments

The Danxia landforms of China can look almost too beautiful to be real. The stripes of rock come from layers of different minerals that were...[Read More]