Carbon soot particles, dust blamed for discoloring India's Taj Mahal
Wednesday, December 10, 2014 - 09:30
in Astronomy & Space
The Taj Mahal's iconic marble dome and soaring minarets require regular cleaning to maintain their dazzling appearance, and scientists now know why. Researchers from the United States and India are pointing the finger at airborne carbon particles and dust for giving the gleaming white landmark a brownish cast.