SCIENCE IN THE NEWS DAILY
'Non-Planet' Pluto Gets New Class
from the BBC News Online
"Plutoid" is the word of the moment for astronomers. It is the new classification that has been sanctioned for the object that was formerly known as the "ninth planet."
It is nearly two years since the International Astronomical Union (IAU) stripped Pluto of its former status as a "proper" planet. Now an IAU committee, meeting in Oslo, has suggested that small, nearly spherical objects orbiting beyond Neptune should carry the "plutoid" tag.
As astronomy's official nomenclature organisation, the IAU must approve all new names and classifications. Its decision at the 2006 General Assembly to demote Pluto from "planet" to "dwarf planet" caused an international furore.
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In 2013, American Scientist featured an article on odd ice formations on plant stems, including these curling ribbons of ice. One of the types of ice discussed in the article was hair ice—long, thin strands of ice that grow under quite specific conditions. The only problem is that a new study shows the theory put forth at the time—that gas pressure pushes the water out—isn’t correct... (click the link above to read more).
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