Kangaroos put on the pill to curb population

CANBERRA (Reuters) - Kangaroos around Australia's national capital will soon be fed a contraceptive pill by authorities trying to control their booming population. BOSTON (Reuters) - A team of U.S. scientists has found the first direct evidence of the existence of "dark matter," a little-understood substance with a huge influence on gravity, the team's leader said on Tuesday. MIAMI (Reuters) - Debby, a tropical depression in the far eastern Atlantic, strengthened into the fourth tropical storm of the 2006 hurricane season, the U.S. National Hurricane Center said on Tuesday night.