Wildfire goes wild in Arizona

Wildfire goes wild in Arizona
As wildfires torch Western states, what is the role of global warming? Does hotter weather contribute to fires? Does the resulting carbon dioxide accelerate global warming? Could we see a vicious cycle of warming, fires and more warming? More »

Exploring a volcano

Exploring a volcano

Watch volcanologists track a giant volcanic field in Chile — site of the fastest uplift on Earth. Laguna del Maule could change our climate. Scientists are racing to understand a strange unrest. What is the threat from this bizarre landscape? More »

Horrific Hurricanes

Horrific Hurricanes

How do hurricanes form? How do we predict their paths? How can we improve predictions? More »

Mourning the dying weather satellites

Mourning the dying weather satellites

We love accurate weather forecasts, but the weather satellites they rely on are nearing the boneyard. Some replacements have crashed into the ocean, others are in financial limbo. Be very worried about our fragile planet: these satellites also track climate, ice, fire, and the health of forests and ocean! More »

Nothing light about lightning

Nothing light about lightning

New instruments are giving a better view of how those astonishingly strong lightning bolts form inside clouds – and we are also getting a better picture of the many ways that lightning can harm us. More »

A climate of extremes?

A climate of extremes?

Are extreme heat, wicked cyclones and record rainfalls signs of climate change, or just more changes in the weather? Will warming eliminate record cold days? Will hurricanes get bigger? More »

Shock and aftershock in Haiti

Shock and aftershock in Haiti
Aftershocks and triggered earthquakes both follow a large earthquake, and they don’t happen at random. Can lessons about the sequence and timing of quakes improve safety? More »

Fuel Faves: Coffee meets diesel!

Fuel Faves: Coffee meets diesel!

Oils in spent coffee grounds are easily converted into biodiesel — a renewable source of transportation energy. Bottoms up for CofFuel? More »

Earthquake safety: It begins at home

Earthquake safety: It begins at home

Construction matters. Hundreds of millions live and work in houses and schools that will collapse in the next earthquake. Chile and California prove that smart engineering saves lives. More »

Winter’s Weird Weather: Blame el Nino?

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? More »

Katrina’s Whirlwind: Could Marshes Slow the Floods?

As New Orleans sinks and the seas rise, hurricanes are getting worse. Does it make sense to start restoring marshes and barrier islands that dampen the hurricanes? Could wetlands moderate the next Katrina? More »