BOULDER, Colo., March 26 (UPI) -- U.S. researchers have used satellite imagery to determine a large part of the Antarctic ice shelf is disintegrating as result of climate change.

ABERYSTWYTH, Wales, Feb. 7 (UPI) -- Welsh scientists have discovered global warming was only one of many factors leading to the 2002 collapse of a major Antarctic ice shelf.

BOULDER, Colo., May 23 (UPI) -- The interior of the East Antarctic ice sheet is gaining mass because of increased snowfall there, a development that should offset sea level rise from other sources around the globe.

BOULDER, Colo., April 18 (UPI) -- A series by UPI examining the science and issues related to global climate change. This week: Shifts in sea level in the world's oceans are occurring more frequently and more rapidly than previously thought, strongly suggesting a direct link to climate ch

BOULDER, Colo., Jan. 3 (UPI) -- A series examining the science behind and potential impact of global climate change. This week: The global warming debate is shifting in the United States in 2005, because evidence that the phenomenon is real has reached a crescendo.

BOULDER, Colo., Oct. 11 (UPI) -- A series by UPI examining the human role in and potential impact of global climate change. This week: New research suggests Antarctica is about to enter a period of rapid climate change, brought on by global warming.

WASHINGTON, March 21 (UPI) -- The UPI Think Tank wrap-up is a daily digest covering brief opinion pieces, reactions to recent news events and position statements released by various think ta

IN MEMORIAM The woman the Guinness Book of World Records cites as the oldest living person is dead. Maude Farris-Luse was 115.

Modern science stories