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Editors of EarthSky

A week of deadly and rare tornadoes in Massachusetts

Dramatic video of June 1, 2011 tornado in Springfield, MA, crossing a river. A total of two tornadoes struck Springfield, killing 4 and injuring 40.

There’s no such thing as a jellyfish

What's a jellyfish? The Monterey Bay Aquarium Research Institute created this wonderful video about jelly-like life forms that inhabit the ocean.

Best image yet of Milky Way twin

Astronomers say NGC 6744 - a beautiful spiral galaxy - is a twin to our home galaxy, the Milky Way. If so, we must have a similarly lovely home in space.

WHO lists cell phones as possibly carcinogenic with coffee, car exhaust, working nights

The International Agency for Research on Cancer has placed cellphones on a list of possibly carcinogenic items, also including coffee, car exhaust and night shift work.

Cats have a secret life

What do feral and free-roaming house cats do when they’re out of sight? A two-year study used tracking devices to follow the movement of feral and pet cats.

Most distant object in the universe has a new candidate

Light from exploding star in early universe could be over 13.14 billion light-years away and might be the most distant object ever found.

New pyramids discovered by Egyptologists

University of Alabama researchers tell the BBC that they've located 17 new pyramids, plus 1,000 tombs and more than 3,000 ancient Egyptian settlements.

Mars not as Earthlike as we thought?

We think of Mars as being Earthlike. Yet Earth formed slowly, while Mars might have formed rapidly to become the runt of the planetary litter.

VFTS 682: A brilliant but solitary superstar

VFTS 682 is a star three million times brighter than the sun has a mysterious origin and challenges astronomers' understanding of star formation.

Milky Way is special for its bright, nearby satellite galaxies

Among galaxies whose properties resemble our Milky Way, our home galaxy is rare for having bright and nearby satellites, the Large and Small Magellanic Clouds.