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Icy volcano in Chile about to erupt?

Several recent events suggest that a set of glacier-covered volcanoes in the southern Chilean region of Bío-Bío may be likely to erupt.

Is our Milky Way galaxy a zombie?

An astrophysicist says our Milky Way may already be dead, but is still going. Why do galaxies stop forming stars, change their shape and fade away?

Why Planet Nine might be for real

Claims about new planets that turned out to be wrong – and why 'Planet Nine' may be different.

2015 hottest year on record, by far

"What we have seen this past year will likely be routine in about 15 years, although regionally the details will vary considerably," says climate expert Kevin Trenberth.

Constellation named for David Bowie?

MIRA Public Observatory and Studio Brussels say they have 'registered a constellation' named for the late, beloved rock musician. Hmm, says astronomer Guy Ottewell.

What to expect from El Niño

The third-recorded super El Niño is underway. Top climate expert Kevin Trenberth reports.

Four new elements added to periodic table

The new elements - elements 113, 115, 117 and 118 - complete the periodic table's seventh row and make science textbooks around the world instantly out-of-date.

What is the Anthropocene?

Soon, scientists will decide whether the word Anthropocene should be formally added to the Geologic Time Scale. It indicates a world shaped by human beings.

After 8 years, Dawn probe brings Ceres into closest focus

Dawn spacecraft now in its closest orbit of dwarf world Ceres. Mission Director Marc Rayman explains how the mission will help unlock our solar system's secrets.

Dark skies disappearing

Earth's night skies are lighter, thanks to towns, cities and industrial complexes. How that affects astronomy ... as well as birds, insects and people.

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