Understanding the Beautiful Complexity of Our Universe

“As long as our brain is a mystery, the universe, the reflection of the structure of the brain will also be a mystery.”→ Santiago Ramón y Cajal “There are no extra pieces in the universe. Everyone is here because he or she has a place to fill, and every piece must fit itself into the…

How a single-celled organism almost wiped out life on Earth – Anusuya Willis

View full lesson: http://ed.ted.com/lessons/how-a-single-celled-organism-almost-wiped-out-life-on-earth-anusuya-willis There’s an organism that changed the world. It caused the first mass extinction in Earth’s history … and also paved the way for complex life. How? Anusuya Willis explains how cyanobacteria, simple organisms that don’t even have nuclei or any other organelles, wrote a pivotal chapter in the story of life…