organisation > California Institute of Technology
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Analysis of rock sample from the planet Mars reveals elements such as hydrogen, carbon, and oxygen, according to NASA.
Americas Last Modified: 13 Mar 2013 06:06 GMT
Carbon is building block of life, though rover's discovery does not prove that life existed on Red Planet.
Americas Last Modified: 04 Dec 2012 07:22 GMT
The latest evidence came from photos that rover Curiosity took revealing rounded pebbles and gravel.
Americas Last Modified: 28 Sep 2012 06:58 GMT
Toilet that uses little or no water is expected to improve sanitation in the developing world.
Americas Last Modified: 16 Aug 2012 06:44 GMT
Did the Earth's axis shift? Almost: Cambridge has nudged Harvard out of the number one spot on one major ranking system.
Europe Last Modified: 10 Sep 2010 07:07 GMT
Astronomers have announced that they have discovered a new planet larger than Pluto in orbit around the Sun.
Archive Last Modified: 30 Jul 2005 04:17 GMT
Featured on Al Jazeera
Al Jazeera's exclusive publishing of a key Guantanamo prison military document lays bare the brutality of force-feeding.
Former military official says poverty and anger in indigenous communities mean conditions for an "insurgency" are ripe.
A four-part series that gives a rare insight into the country on the move, with history in tow.
Series on the Palestinian 'catastrophe' of 1948 that led to dispossession and conflict that still endures.
Featured
Somalia ghost town
Once a bustling haven, Elasha Biyaha has almost become a ghost town as residents flee.
Syria: The War Within
Two years since the start of the uprising, rebels and Assad's forces remain locked in conflict.
Hezbollah and Syria
Lebanon-based militia is assisting villagers caught up in the conflict.
China Rising
A four-part series that gives a rare insight into the country on the move, with history in tow.
Crisis in Bangladesh
Extensive coverage of war crimes tribunals and controversial calls for blasphemy laws.
In Pictures
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