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AP - The knock on Brian Hart's door came at 6 a.m. An Army colonel, a priest and a police officer had come to tell Hart and his wife that their 20-year-old son had been killed when his military vehicle was ambushed in Iraq.

Archaeologists in northern Peru say they have discovered human remains and a wealth of artefacts in the tomb of a nobleman who belonged to the ancient Moche Indian culture that flourished in the region more than 1,200 years ago.

A new fishing method being developed in northern Tasmania is promising to reduce wasteful bycatch and increase the efficiency of prawn fishing in north Queensland.

Scientists face a dilemma over what action to take when an MRI scan finds something untoward in a study participant's brain (full text available to subscribers)

AP - A panda who was relocated after China's deadly earthquake damaged her home gave birth to twin cubs on Sunday, a state news agency said.

Beijing (AP) -- A panda who was relocated after China's deadly earthquake damaged her home gave birth to twin cubs on Sunday, a state news agency said....

Global health will be on the agenda at this week's Group of Eight summit. President Bush hopes the other leaders will keep a promise: They pledged billions of dollars to fight AIDS and other diseases in the developing world.

The May 12 earthquake that rocked Sichuan Province in China was the first there in recorded history and unexpected in its magnitude. Now a team of geoscientists is looking at the potential for future earthquakes due to earthquake-induced changes in stress.

Tiny strands of genetic material called RNA -- a chemical cousin of DNA -- are emerging as major players in gene regulation, the process inside cells that drives all biology and that scientists seek to control in order to fight disease.

BARCELONA (Reuters) - Couples trying to have a baby when the man is over 40 will have more difficulty conceiving than if he is younger, French researchers said on Sunday.