Astronomers see distant eruption as black hole destroys star

For the first time, astronomers have directly imaged the formation and expansion of a fast-moving jet of material ejected when the powerful gravity of a supermassive black hole ripped apart a star that wandered too close ...

North Africans were among the first to colonize the Canary Islands

People from North Africa are likely the main group that founded the indigenous population on the Canary Islands, arriving by 1000 CE, reports a new study by Rosa Fregel of Stanford University and Universidad de La Laguna, ...

For some whales, sonar may provoke suicidal behaviour: study

Scientists have long known that some beaked whales beach themselves and die in agony after exposure to naval sonar, and now they know why: the giant sea mammals suffer decompression sickness, just like scuba divers.

A familiar-looking messenger from another solar system

The visit of the interstellar interloper 1I/2017 U1, recently spotted streaking through the solar system, gives the people of Earth their first chance to study up close an object from another planetary system. In a study ...

Astronomers image newly discovered comet

Earlier this week, Slooh member Bernd Lütkenhöner and Slooh astronomer Paul Cox were able to image the newly discovered Comet C/2016 R3 (Borisov) under extraordinary conditions. The comet had been close to the Sun since ...

Stellar partnership doomed to end in catastrophe

Astronomers using ESO facilities in combination with telescopes in the Canary Islands have identified two surprisingly massive stars at the heart of the planetary nebula Henize 2-428. As they orbit each other the two stars ...

Spanish island to be fully powered by wind, water

The smallest and least known of Spain's Canary Islands, El Hierro, is making a splash by becoming the first island in the world fully energy self-sufficient through combined water and wind power.

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