Alternative dark matter particle could explain the universe's lithium…

After hydrogen and helium, lithium is the lightest and simplest element in the universe. It should have been everywhere right after the Big Bang...but the data shows a mysterious shortage. The explanation may point to an unlikely dark matter candidate. » 2/23/12 11:19am 2/23/12 11:19am

Astronomers discover the first unchanged relics of the Big Bang

Located some 11 billion light-years from Earth are two clouds of gas. Just two billion years younger than the Big Bang itself, they appear to be the first known clouds that are completely unaltered since the birth of the universe. » 11/22/11 11:45am 11/22/11 11:45am