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Scientists have shown how a single protein may trigger autistic spectrum disorders by stopping effective communication between brain cells.

Scientists say they have discovered the first fossil of a dinosaur in Angola, and that it's a new creature, heralding a research renaissance in a country slowly emerging from decades of war....

Scientists in the US have identified the area of the brain which makes heroin addicted rats relapse.

Scientists have estimated the first cosmic census of planets in our galaxy and the numbers are astronomical: at least 50 billion planets in the ...

Life Inc.: Scientists have finally shredded the old saw about money and happiness. Apparently, money can purchase a whole lot of happiness.

MIT scientists have created a sort of genomic fossil that shows that the collective genome of all life underwent an enormous expansion about 3 billion years ago, which they're calling the Archean Expansion. Many of the new genes appearing in the Archean Expansion are oxygen related, and could be the first biological evidence of the Great Oxidation Event, the period in Earth's history when oxygen became so plentiful that many anerobic life forms may have become extinct.

Scientists said Tuesday they have found the best evidence yet of ice volcanoes on Saturn's giant moon Titan. Unlike volcanoes on Earth, such ...

China acknowledged on Tuesday it is the world's biggest emitter of greenhouse gases stoking global warming, confirming what scientists have said for years but defending its right to keep growing emissions.

MIT's rocket scientists have teamed up with a brain-injury expert in the military to show that a face shield could block much of the blast waves from roadside bombs, boosting protection for U.S. soldiers.

At least 30 genes appear to play a role in the age at which girls reach puberty, according to an international group of scientists.