ரசவாதம் சாத்தியம்தான்.. ஈயத்திலிருந்து தங்கத்தை உருவாக்கி காட்டிய விஞ்ஞானிகள்!

For many years, chemists have tried to turn lead into gold. This process is called alchemy. However, it was never successful all these years. But now, physicists have managed to extract gold from lead and demonstrated it.