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WASHINGTON - President Barack Obama said Sunday it was time for the Senate to "take the baton" on health care reform after the House passed its plan for overhauling the nation's health care system. Full Story »

If holiday travelers on the same plane compare what they paid to fly, they're likely to find quite a spread, depending on when they bought their tickets. Full Story »

WASHINGTON — When it comes to combating global warming, Sen. Lindsey Graham is right where he loves to be — ahead of the curve, in the mix on a major issue, at the table for high-level, bipartisan talks behind closed doors. Full Story »

WASHINGTON - A bipartisan House coalition voted Saturday to prohibit coverage of abortions in a new government-run health care plan that Democrats would establish to compete with private insurers. Full Story »

WASHINGTON - It hurts more to be unemployed now than the last time the jobless rate hit 10 percent. Full Story »

This Behind the Scenes article was provided to LiveScience in partnership with the National Science Foundation. Full Story »

NEW YORK (Reuters) - As unemployment in the United States edges above 10 percent, anxious investors will look to earnings reports from major retailers for signs of life in the beaten-up consumer. Full Story »

TOKYO (AFP) - It may sound like a sci-fi vision, but Japan's space agency is dead serious: by 2030 it wants to collect solar power in space and zap it down to Earth, using laser beams or microwaves. Full Story »

WASHINGTON - A comparison of the three health care bills before Congress, including one by House Democrats and an alternative by House Republicans. Full Story »

FRANKFURT (Reuters) - Opel's top German labor leader said on Sunday he was willing to hold negotiations over a restructuring of the European carmaker under its parent General Motors so long as it gains greater independence. Full Story »

BEIJING - A Chinese scholar persecuted during the Cultural Revolution for smuggling a rare collection of mushrooms out of China before World War II was honored Saturday when the collection was returned more than 70 years later. Full Story »

WASHINGTON - Freddie Mac's losses narrowed to $6.3 billion in the third quarter, but the government-controlled mortgage finance company didn't need a federal cash infusion. Full Story »

A husband and wife team of paleontologists has discovered a newfound species of armored dinosaur that lived 112 million years ago in what is now Montana. Full Story »

WASHINGTON - Just when it was beginning to look a little better, the economy relapsed Friday with a return to double-digit unemployment for only the second time since World War II and warnings that next year will be even worse than previously thought. Full Story »

Editor's Note: This is Part 6 in a 10-part LiveScience series on the origin, evolution and future of the human species and the mysteries that remain to be solved. Full Story »

The small earthquakes that sporadically rattle the central United States may actually be aftershocks from a few extremely large quakes that occurred in the region almost 200 years ago, according to a new study Full Story »

ST ANDREWS, Scotland (Reuters) - Treasury Secretary Timothy Geithner on Saturday stressed the necessity of keeping global economic stimulus in place until recovery is assured and opposed the utility of a tax on financial transactions as a way to dampen risky bank behavior. Full Story »

A Seattle-based team has won $900,000 in this year's Space Elevator Games, a NASA-sponsored contest to build machines powered by laser beams that can climb a cable in the sky. Full Story »