Plus, when will we meet The Fan?

Warning! Spoilers ahead for Criminal Minds: Evolution season 3, episode 9, "CollateRal." Criminal Minds: Evolution season 3, episode 9 leaves more questions than answers heading into the finale. After ...

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis occurred, where life emerged from non-life. Imagine a hot, watery mix of ...

This past week, I had the good fortune of teaching a group of nearly 100 bright and eager students at Chongqing University of Education, deep in the heart of China. The class that I teach here ...

For most of our evolutionary history, human activity has been linked to daylight. Technology has liberated us from these ancient sleep-wake cycles, but there is evidence sunlight has left and ...

A lot’s changed on the surface of the Earth over the past 4.5 billion years. This video explains the long, slow process that enabled simple cells to evolve into the creatures that inhabit our planet ...