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Construction begins on world's largest telescope in Chilean desert

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ATACAMA DESERT, Chile Construction began in Chile on Friday on the European Extremely Large Telescope, which when completed will be the world's largest optical telescope, some five times larger than the top observing instruments in use today.

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U.S. spacecraft finds cyclones, ammonia river on Jupiter

CAPE CANAVERAL, Fla. Jupiter's atmosphere features colossal cyclones and rivers of ammonia welling up from deep inside the solar system's largest planet, researchers said on Thursday, publishing the first insights from a NASA spacecraft flying around the gas giant.

May 25 2017
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New Zealand launches into space race with 3D-printed rocket

WELLINGTON Rocket Lab, a Silicon Valley-funded space launch company, on Thursday launched the maiden flight of its battery-powered, 3-D printed rocket from New Zealand's remote Mahia Peninsula. | Video

May 25 2017
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Failed computer replaced during U.S. astronauts' spacewalk

CAPE CANAVERAL, Fla. Two U.S. astronauts completed a hastily planned spacewalk outside the International Space Station on Tuesday to replace a computer that failed on Saturday, NASA said. | Video

May 24 2017

Poorly understood Mars landing conditions led to probe’s demise: report

CAPE CANAVERAL, Fla. Europe's Schiaparelli spacecraft came very close to a successful landing on Mars last year, but engineers failed to realize how jarring the probe's parachute descent could be, dooming the touchdown, a report released on Wednesday said.

May 24 2017
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Google AI beats Chinese master in ancient game of Go

BEIJING A Google artificial intelligence program defeated a Chinese grand master at the ancient board game Go on Tuesday, a major feather in the cap for the firm's AI ambitions as it looks to woo Beijing to gain re-entry into the country.

Tech May 23 2017
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Fossils cast doubt on human lineage originating in Africa

WASHINGTON Fossils from Greece and Bulgaria of an ape-like creature that lived 7.2 million years ago may fundamentally alter the understanding of human origins, casting doubt on the view that the evolutionary lineage that led to people arose in Africa.

May 22 2017
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Scientists to test whether Zika can kill brain cancer cells

LONDON Scientists in Britain plan to harness the Zika virus to try to kill brain tumor cells in experiments that they say could lead to new ways to fight an aggressive type of cancer.

Health May 18 2017
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Motor mouth: T. rex could bite with the force of three cars

WASHINGTON Scientists have come up with one more reason to be amazed by Tyrannosaurus rex. When the huge carnivorous dinosaur took a bite, it did so with an awe-inspiring force equal to the weight of three small cars, enabling it to crunch bones with ease.

May 17 2017
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NASA plans emergency spacewalk on International Space Station

CAPE CANAVERAL, Fla. A pair of astronauts will venture outside the International Space Station on Tuesday for an emergency spacewalk to replace a failed computer, one of two that control major U.S. systems aboard the orbiting outpost, NASA said on Sunday.

May 21 2017

More From Around the Web

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Congo approves use of Ebola vaccination to fight outbreak

KINSHASA Democratic Republic of Congo's health ministry has approved the use of a new Ebola vaccine to counter an outbreak in its northeast that has killed four people, a spokesman said on Monday.