AP - Since the 1997 international accord to fight global warming, climate change has worsened and accelerated — beyond some of the grimmest of warnings made back then.

AP - Sixty-five world leaders have said they will attend the Copenhagen climate summit in December, and several more have responded positively to invitations, Danish officials said Sunday.

AP - An auction house says it is selling a rare first edition of Charles Darwin's "On the Origin of Species" found in a family's guest lavatory in southern England.

LiveScience.com - The deep sea is teeming with thousands of species that have never known sunlight, explorers now say.

AFP - Prime Minister Gordon Brown warned fellow world leaders on Sunday that they "cannot afford to fail" to strike a substantial deal on climate change in Copenhagen next month.

AFP - India's private sector energy giant Reliance Industries Limited has announced a cash bid to buy a controlling stake in bankrupt petrochemicals firm LyondellBasell Industries.

SPACE.com - A member of the first three-person space crew whose flight was onboard a vehicle he helped design, cosmonaut Konstantin Feoktistov passed away at age 83 on Saturday, according to a statement by the Russian space agency Roscosmos.

AP - The University of Nebraska's governing board on Friday voted not to place tighter restrictions on embryonic stem cell research than those outlined under federal guidelines, which were expanded after President Barack Obama took office.

AP - Scientists are preparing the world's largest atom smasher to explore the depths of matter after successfully restarting the $10 billion machine following more than a year of repairs.

AP - The creatures living in the depths of the ocean are as weird and outlandish as the creations in a Dr. Seuss book: tentacled transparent sea cucumbers, primitive "dumbos" that flap ear-like fins, and tubeworms that feed on oil deposits.