Making sense of string theory | Brian Greene

http://www.ted.com In clear, nontechnical language, string theorist Brian Greene explains how our understanding of the universe has evolved from Einstein’s notions of gravity and space-time to superstring theory, where minuscule strands of energy vibrating in 11 dimensions create every particle and force in the universe. (This mind-bending theory may soon be put to the test at the Large Hadron Collider in Geneva).... Read More إقرأ المزيد | Share it now!

Ernest Madu: Bringing world-class health care to the poorest

http://www.ted.com Dr. Ernest Madu runs the Heart Institute of the Caribbean in Kingston, Jamaica, where he proves that — with careful design, smart technical choices, and a true desire to serve — it’s possible to offer world-class healthcare in the developing world. Listen for some eye-opening statistics on heart disease, which is as ruthless a killer in poorer nations as in richer ones.... Read More إقرأ المزيد | Share it now!

Yochai Benkler: Open-source economics

http://www.ted.com Law professor Yochai Benkler explains how collaborative projects like Wikipedia and Linux represent the next stage of human organization. By disrupting traditional economic production, copyright law and established competition, they’re paving the way for a new set of economic laws, where empowered individuals are put on a level playing field with industry giants.... Read More إقرأ المزيد | Share it now!