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Drugs that affect the levels of an important brain protein involved in learning and memory reverse cellular changes in the brain seen during aging.
Scientists have found the biggest black holes known to exist - each one 10 billion times the size of our sun.
Kepler-22b, the most Earth-like planet ever discovered is circling a star 600 light years away, a key finding in an ongoing quest to learn if life exists beyond Earth, scientists said on Monday.
British scientists believe microscopic worms which are biologically very similar to humans may be the key to helping humans colonize other planets like Mars by giving clues on coping with long-term space living.
At least that's according to a German expert who says his decoding of a Mayan tablet with a reference to a 2012 date denotes a transition to a new era and not a possible end of the world as others have read it.
Honda Motor Co's Asimo humanoid robot opens the top of a bottle to pour the drink into a cup during a news conference at the 42nd Tokyo Motor Show in Tokyo November 30, 2011.
Rarmian Newton, who plays the lead role of "Hiccup", touches Gronckle, a dragon from the live entertainment event "How To Train Your Dragon Arena Spectacular" in Sydney on Tuesday. Beginning its global tour in Australia in March 2012, high-flying, fire-brathing dragons will be brought to life in this epci arena adventrue which is inspired by the Academy Award nominated DreamWorks animation film How To Train Your Dragon.
Abnormal brain growth starting at four months of age occurs in a type of autism in which toddlers lose language and social skills they once had, according to a US study published on Monday.
The world is getting hotter, with 2011 one of the warmest years on record, and humans are to blame, a report by the World Meteorological Organisation (WMO) said on Tuesday.
People participate in the "Walk the Future" event through the streets of Durban November 27, 2011.
A long-tailed macaque eats fruit offered for the annual Monkey Buffet Festival at the Pra Prang Sam Yot temple in Lopburi, 150km (94 miles) north of Bangkok, November 27, 2011.
Almost 200 nations began global climate talks on Monday with time running out to save the Kyoto Protocol aimed at cutting greenhouse gas emissions.