The US military cannot locate hundreds of sensitive nuclear missile components, according to several government officials familiar with a Pentagon report on nuclear safeguards.
Google has put up a $30m prize in an effort to trigger a race to put the first privately financed space mission on the moon.
The US is increasingly concerned about China's deployment of mobile land and sea-based ballistic nuclear missiles that have the range to hit the US, according to people familiar with an imminent Pentagon report on China's military.
China has launched its first navigation satellite in nearly four years, taking a step forward in its drive to develop a positioning system intended to eventually rival Washington's GPS and Europe's Galileo.
Since Bahrain's government blocked the Google Earth website earlier this year for its intrusion into private homes and royal palaces, Googling their island kingdom has become a national pastime for many Bahrainis.
China is prepared to use nuclear weapons against the US if it is attacked by Washington during a confrontation over Taiwan, according to a senior Chinese military official.
India's Space Research Organization (ISRO) has successfully launched the world's first stereographic satellite that will directly generate three-dimensional maps. These have been achievable only indirectly, by combining data from a large number of satellite passes over the same place.
The Bush administration has proposed providing Israel with 100 'bunker-buster' bombs capable of destroying underground targets, a move seen as sending a message to Iran to halt its nuclear programme.
North Korea claims it has "weaponised" all of its spent plutonium rods because the US's hostile policies towards Pyongyang leave it no choice but to develop a "nuclear deterrent."
The author looks at the military motivations behind the development of the X-34 hypersonic aircraft and warns that the test could herald a new era of warfare and a new space race between the U.S. and Russia.