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View Full Version : Why Old Stars Seem to Lack Lithium



Fraser
2006-Aug-16, 04:47 PM
Astronomers using ESO's Very Large Telescope think they've found a solution to the "cosmological lithium discrepancy". A specific amount of lithium was generated at the beginning of the Universe, during the Big Bang. But some of the oldest stars in the Universe, made from this primordial material, have much lower quantities. The researchers found that these stars do have the proper amount of lithium, it's just being mixed into the stars, sinking out of view of our telescopes. Why this mixing is happening is still a mystery.

Read the full blog entry (http://www.universetoday.com/2006/08/16/why-old-stars-seem-to-lack-lithium/)