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Historic Eclipse Turns Day into Night across the U.S.

Millions of Americans gazed in wonder through telescopes, cameras and disposable protective glasses Monday as the moon blotted out the sun in the first full-blown solar eclipse to sweep the U.S. from coast to coast in nearly a century.

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Millions Pour Into US Towns in Path of Total Eclipse

On Monday, when a total solar eclipse sweeps across the United States for the first time in 99 years, people gathering in Charleston, South Carolina, will be the last on the continent to experience it.

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Of Demons and Dragons - the History of Solar Eclipses

A dragon eating the Sun. Make that a giant toad. A demon. No, a vampire! 

Depending on which ancient society you were part of, these were among the ravenous monsters blamed whenever the life-giving star at the center of our existence disappeared behind the Moon for a full solar eclipse.

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Researchers Use Gene Editing on Human Embryo for First Time in U.S.

U.S. researchers have successfully carried out gene editing on human embryos using the revolutionary technique known as CRISPR, the first time the procedure has been performed in the U.S., a report said Thursday.

"The effort, led by Shoukhrat Mitalipov of Oregon Health and Science University, involved changing the DNA of a large number of one-cell embryos with the gene-editing technique CRISPR, according to people familiar with the scientific results," the MIT Technology Review said.

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Could a Green Sponge Hold Cancer-Fighting Secrets?

A small green sponge discovered in dark, icy waters of the Pacific off Alaska could be the first effective weapon against pancreatic cancer, researchers said Wednesday.

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Moon Could be Wetter than Thought, Say Scientists

The Moon, long thought to be a dry, inhospitable orb, hosts surprisingly large sub-surface water reserves, which one day may quench the thirst of lunar explorers from Earth, scientists said Monday.

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Study Finds Our Sun is Like other Stars, Resolving Mystery

Our Sun is much like other stars, and not an anomaly because of its magnetic poles that flip every 11 years, scientists said Thursday.

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3 Tigers Resettled in France after Lebanon Rescue

Three Siberian tigers rescued in Lebanon from an attempt to smuggle them into war-ravaged Syria were being resettled to France on Tuesday, an animal rights group said.

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Trump Offers Bold Space Goals but Fills in Few Details

The White House has championed a new era of U.S. leadership in space, but its aspirations are complicated by tight budgets, vacancies in top posts and the rising role of private industry in aerospace innovation, experts say.

During a speech Thursday at NASA's Kennedy Space Center, Vice President Mike Pence delighted hundreds of space agency employees and contractors by pledging that "under President Trump, we will achieve more in space than we ever thought possible," including a "return to the Moon" and "American boots on the face of Mars."

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Scientists Unveil Doubly-Charmed New Particle

European scientists said Thursday they have discovered a new subatomic particle containing a never-before-seen combination of quarks -- the most basic building blocks of matter.

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