As Earth warms, should we try huge geoengineering projects to cool the climate? Would adding iron to fertilize ocean plants withdraw enough carbon dioxide to slow warming — or backfire?

How do they form? How do we predict their paths? How can we improve predictions?

Some call it Fall. Some call it spring. But nobody in the Midwest, East Coast or Northern Europe is calling it “winter.” What’s up with our weather?

How do we forecast or predict volcanoes? How do volcanoes change the landscape? How does life return after an eruption?

Tornadoes kill 60 Americans each year. How do we predict tornadoes? How do we make houses safer? Where do tornadoes get their energy?

Amazon study changes picture of global carbon budget.

The Edmund Fitzgerald went down in 1975 with barely a trace, and no warning call whatsoever. New evidence pins the blame on terrible weather.

What’s new in polar science? What do seals do under the ice? How did humans cross the Bering Strait to reach North America? What does ancient metal tell us about ancient people?

How climatologists know about past and present climates. What role do pollen, ice cores, computer models, archeology and tree rings play in the effort to explore ancient climates?