AP - From higher electric bills to more expensive gasoline, the possible economic cost of tackling global warming is driving the debate as climate change takes center stage in Congress.

AP - NASA's new robot on Mars has reached out and touched the soil for the first time, leaving behind a striking footprint-like impression, scientists said Sunday.

AP - Shuttle Discovery closed in on the international space station early Monday with a super-size delivery: a scientific lab that's as big as a school bus and a toilet pump.

AFP - Japan's Kibo module, the main component of which is being carried to the International Space Station by NASA's Discovery shuttle, marks a major expansion of the station's research capacity.

AP - Tropical Storm Arthur has weakened to a tropical depression after soaking the Yucatan Peninsula.

AP - It's not just concern for the squeamish biology students who wince at the feel and smell of cutting into a formaldehyde-soaked animal.

AP - Each April, weather wizard William Gray emerges from his burrow near the Rocky Mountains to offer his forecast for the six-month hurricane season that starts June 1. And the news media are there, breathlessly awaiting his every word.

AP - From higher electric bills to more expensive gasoline, the possible economic cost of tackling global warming is driving the debate as climate change takes center stage in Congress.

AP - Space shuttle Discovery's seven-member crew completed an inspection of the spacecraft's wings Sunday afternoon, looking for any signs of damage after launching a day earlier.

AFP - Pakistan will advance the official clock by one hour at the stroke of midnight Saturday to use more daylight time in a bid to conserve energy, the interior ministry said.

Reuters - Australia has become a refuge for a new endangered species: the high-flying banker.

AFP - The US shuttle Discovery carrying a Japanese research laboratory raced toward the International Space Station Sunday after a successful launch from Florida.

AP - Residents cleaned up Saturday after a tornado plowed a trail of destruction through the east side of Indianapolis, but they gave thanks that nobody was killed and that the only injuries were minor.

AP - Sharp new images received Saturday from the Phoenix lander largely convinced scientists that the spacecraft's thrusters had uncovered a large patch of ice just below the Martian surface, team members said.

AP - Each April, weather wizard William Gray emerges from his burrow near the Rocky Mountains to offer his forecast for the six-month hurricane season that starts June 1. And the news media are there, breathlessly awaiting his every word.