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AP - Researchers said Thursday they have identified the remains of Nicolaus Copernicus by comparing DNA from a skeleton and hair retrieved from one of the 16th-century astronomer's books. The findings could put an end to centuries of speculation about the exact resting spot of Copernicus, a priest and astronomer whose theories identified the Sun, not the Earth, as the center of the universe.

AP - Spacewalking astronauts performed more repair work on a jammed joint at the international space station on Thursday, keeping a tight grip on all their tools so nothing would get away this time.

Reuters - The global economy saw more signs of distress on Thursday with U.S. stocks plunging for a second consecutive day, oil prices falling, a surprise rate cut in Switzerland, export woes in Japan and rescue loans to Turkey and Iceland.

AP - Researchers said Thursday they have identified the remains of Nicolaus Copernicus by comparing DNA from a skeleton and hair retrieved from one of the 16th-century astronomer's books. The findings could put an end to centuries of speculation about the exact resting spot of Copernicus, a priest and astronomer whose theories identified the Sun, not the Earth, as the center of the universe.

Reuters - A radar instrument aboard a NASA spacecraft has detected large glaciers hidden under rocky debris that may be the vestiges of ice sheets that blanketed parts of Mars in a past ice age, scientists said on Thursday.

AP - NASA couldn't have staged it any better: 10 people in orbit for Thursday's 10th anniversary of the world's most elaborate and expensive housing project, the international space station.

AP - Astronauts ventured back outside the international space station and performed more repair work on a jammed joint Thursday, keeping a tight grip on all their tools so nothing would get away this time.

Reuters - U.S. Rep. Henry Waxman, a California liberal, won the chairmanship of a key energy committee on Thursday and promised to work closely with President-elect Barack Obama to promote alternative energy, ease global warming and expand health care.

LiveScience.com - When the worlds of science and Hollywood collide, the results often highlight the differences between the two realms instead of celebrating their similarities. The National Academy of Sciences is trying to change that with a new initiative called, "The Science and Entertainment Exchange."

AP - Does a messy neighborhood make a difference on how people act? It sure does! Graffiti on the walls, trash in the street, bicycles chained to a fence, all resulted in a decline in how people behaved in a series of experiments.