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Posts by
Editors of EarthSky
Want to find distant planets? Our own sun offers clues
A new study teaches us about the formation of our own solar system, and might also aid in the search for other stars orbited by habitable planets.
July 24, 2013
An environmentally friendly battery made from wood
Scientists have developed a battery made from a sliver of wood coated with tin that shows promise for becoming an environmentally friendly energy source.
July 24, 2013
Spitzer sees long tail, strong gas emissions from Comet ISON
Although the comet is behind the sun now - not visible from Earth - a space telescope has seen dust and carbon dioxide steadily “fizzing” away from it, in a tail about 186,400 miles long.
July 24, 2013
Ancient snowfall likely carved Martian valleys
Researchers at Brown University have shown that some Martian valleys appear to have been caused by runoff from orographic precipitation.
July 23, 2013
Tracking the rapid evolutionary rise of ray-finned fish
A University of Michigan evolutionary biologist has shown that the previously known but misclassified Fouldenia was the first recorded shell-crushing ray-finned fish.
July 23, 2013
Greening of the Earth pushed way back in time
A new study has presented evidence for life on land that dates back 2.2 billion years and almost half way back to the inception of the planet.
July 22, 2013
For a healthy brain, don’t let the trash pile up
A study using rat cells indicates that clearing out defective proteins in the brain quickly may prevent a loss of brain cells.
July 22, 2013
Do two suns make planets more suitable for life?
The answer could change estimates of the number of planets harboring life in our galaxy and help select future targets in the search for life.
July 19, 2013
New discovery about neutrinos
The discovery could ultimately help scientists explain why the universe contains matter but very little antimatter.
July 19, 2013
Link between stars’ ages and their orbits
Astronomers have determined the orbital motion of two distinct populations of stars in an ancient globular star cluster, offering proof they formed at different times.
July 19, 2013
