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Posts by
Editors of EarthSky
New rocket findings might change definition of galaxies
Galaxies might not have such discreet boundaries as we imagined. Instead, they might stretch out to great distances, forming a vast, interconnected sea of stars.
November 8, 2014
How a violent collision at Vesta’s pole formed equatorial grooves
Researchers used an ultra-high-speed cannon to simulate a collision on Vesta. Images taken at a million frames per second show how Vesta got its grooves.
November 4, 2014
The weird walk of a bizarre dinosaur
Computer animation of bizarre-looking dinosaur with unusually large forearms and features that seem cobbled together from other dinosaurs.
November 2, 2014
Remember to set your clocks back on November 2, 2014
Remember to fall back by setting your clocks back one hour, as Daylight Saving Time ends Sunday morning.
November 1, 2014
Why do we scream?
Despite our fascination with screams, science knows relatively little about them. The psychology of screams ...
October 31, 2014
Ghost light from dead galaxies
The Hubble Space Telescope has picked up the faint, ghostly glow of stars ejected from ancient galaxies that were gravitationally ripped apart several billion years ago.
October 31, 2014
Ebola is at least 16 million years old, says study
Ebola's first documented outbreak was in 1976. But the Ebola virus family has been around for 16 to 23 million years, says new research.
October 29, 2014
New 3D map of the cosmic web
A team of astronomers has created the first three-dimensional map of the adolescent universe, just 3 billion years after the Big Bang.
October 21, 2014
Milky Way strips nearby galaxies of star-forming hydrogen
Astronomers have discovered that our nearest galactic neighbors are devoid of star-forming gas, and that our Milky Way is to blame.
October 16, 2014
What are super-Earths made of?
Astronomers struggle to learn about super-Earths - bigger than our Earth, smaller than Neptune - the most common type of planet found by the Kepler spacecraft.
October 16, 2014
