WASHINGTON — They won the Nobel Prize for changing our understanding of the universe, but their discovery left an even larger mystery — what is this dark energy that is propelling the universe to expand so fast? US astronomer Saul Perlmutter, 52, and his one-time competitors Adam Riess and Brian…
FLORENCE, Italy (AFP) – Archaeologists on Wednesday began digging for the remains of a 16th-century woman believed to be the model for Leonardo Da Vinci’s Mona Lisa in a bid to unlock an art world mystery. The team of historians say they will try to find the remains using geo-radar…