2014 Event Australia bans all visas from the Ebola-hit nations of Guinea, Liberia and Sierra Leone; the nation's officials state that this is required to preserve public health, but health experts have criticized the policy 2013 Event Experts observing the Comet ISON sweep 730,000 miles over the surface of the sun believe that that part of the comet survived the close encounter; images suggest a small nucleus may have remained intact 2013 Event A report from Japan's Coast Guard and earthquake experts claims that a new islet has been created; a volcanic eruption raised the new island, which is located off the coast of Nishinoshima - a small, uninhabited island in the Ogasawara chain, far south of Tokyo 2011 Event According to the U.S. Department of Energy, 2010 greenhouse gas levels are higher than a worst case scenario set by climate experts in 2007 2010 Event International shark experts are called to investigate attacks on tourists in Sharm el-Sheikh that included one fatality 2010 Event Experts believe three Russian satellites that failed to reach orbit after launching from Kazakhstan's Baikonur Cosmodrome have crashed into the Pacific Ocean 1994 Event Experts from AL certify Indian's Jacobs Field is properly lit 1991 Event Panel of 8 baseball experts vote to drop asterisk next to Roger Maris home run record and determine an official no hitter must go at least 9 innings 1556 Event King Philip II confers with Dutch financial experts