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Huge marine reserve created off Antarctica

The new Antarctic safe zone in the Ross Sea will encompass 600 thousand square miles (1.5 million square km) and be the largest marine protected area in the world.

New Horizons returns last of Pluto data

Remember when they said it would take more than a year for New Horizons to send its data back from Pluto? Now, say scientists, “We have our pot of gold.”

Ghost lights: Believe if you dare

In folklore, ghost lights were strange lights seen over swamps or bogs. But we’re more sophisticated today. Aren’t we?

Star of the week: Algol

What’s the scariest star in all the heavens? Around Halloween, look for Algol – a star named for a demon!

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Halloween is an astronomical holiday

Halloween, derived from Samhain, a festival of the ancient Celts and Druids, is a cross-quarter day – midway between the autumn equinox and winter solstice.

Earth-sized planets with lots of water

A computer simulation suggests that low-mass stars might be a good place to look for Earth-sized exoplanets, in their stars’ habitable zones.

2nd massive ice avalanche in Tibet

“Even one of these gigantic glacier avalanches is very unusual. Two within close geographical and temporal vicinity is, to our best knowledge, unprecedented.”

Astronomers to observe Tabby’s Star

Observations begin tonight with the Green Bank radio telescope. Astronomers – seeking evidence of an extraterrestrial civilization – will hold a live chat today.

Bees can learn to pull strings for food

Learning to pull strings for food is often used to test the intelligence of apes and birds. Turns out, bees can learn it too, and pass the skill on to other bees.

Check out a new lunar crater

Sure, most of the moon’s craters were made billions of years ago. But – even now – the moon is still being hit by a surprising number of meteoroids.

Keep watching for Taurid fireballs

The North and South Taurid meteor showers are going on simultaneously now. They’re considered minor, but produce many fireballs, or bright meteors.

Seasonal change on Saturn’s moon Titan

As the Cassini mission to Saturn prepares for its grand finale, scientists sound nostalgic and thrilled about data on Titan’s changing seasons.

Where’s the moon? Waning crescent

A waning crescent moon is sometimes called an old moon. It’s seen in the east before dawn.