New research shows that today’s global warming could eventually overshoot into runaway cooling, setting the stage for a ...

Prof. Maureen Raymo, earth sciences, Boston University discussed the origins of ice ages on Earth in a packed classroom in Snee Hall yesterday afternoon. Raymo explained that by measuring the amount ...

The extent of this cooling effect depends heavily on atmospheric oxygen levels. In Earth's distant past, when oxygen was ...

New research shows warming events can, under certain conditions, trigger long-term cooling strong enough to resemble past ice ages.

Ice, ice ages, and our planet's climate history -- Fire, water, and God -- Glaciers and fossil fish -- The evidence -- Searching for the cause of ice ages -- Defrosting earth -- The ice age cycles -- ...