What are the decomposers in the underwater ecosystem? A: The decomposers in an underwater ecosystem are animal-like organisms called protists, fungi and bacteria. Referred to as saprotrophs, these organisms decom... Full Answer >
On 1 February 2003 the space shuttle Columbia exploded as it was attempting re-entry after a 16-day mission. All seven astronauts on board, including the first Israeli in space, were killed. Tributes to the astronauts were led by US President George W Bush.
Space Shuttle: Was the crew of the Challenger conscious until the very end? A question about the 25th Space Shuttle Mission - STS 33 - 51-L that exploded 73 seconds after launch, on 28th January 1986, destroying orbiter OV-099 'Challenger'...