The heavy rains and subsequent floods last year in Chennai had one positive impact on the city: it raised the shallow ground water levels while also improving its quality.
Regenerative medicine crossed another milestone this week when scientists at the University of Lund in Sweden demonstrated the direct conversion of skin tissue cells into nerve cells.
A new technology to help boost solar power generation manifoldStarting from sometime in the past century, when human beings became aware that solar energy is non-polluting and abundant, companies a