Why bamboo and earth are better than steel and concrete after a Himalayan earthquake

Apr 25, 2018
Bamboo is very lightweight. It compares to bird's bone in density, but in strength it compares to steel.
Kathmandu's newly rebuilt National Archive.

Earthquake leaves at least 21 dead in central Italy

Aug 24, 2016
The magnitude 6.2 earthquake struck the country early Wednesday.
A view of buildings damaged by the earthquake on Wednesday in Arquata del Tronto, Italy.
Giuseppe Bellini/Getty Images

Ecuador earthquake: Death toll jumps as search continues

Apr 18, 2016
The earthquake has killed 350 people.
View of rubble at a hair salon after a 7.8-magnitude quake struck Portoviejo, Ecuador on Sunday.

L.A.'s biggest vulnerability lies under its streets

Jun 16, 2015
A major quake could rupture the city's aging system of 7,000 miles of water pipes.

Tracking the flow of aid relief in Nepal

Apr 28, 2015
A visual look at how aid money donated to Nepal is spent.

Donations pour in for Nepal

Apr 28, 2015
How does aid money reach people on the ground?

On the ground from Kathmandu, Nepal

Apr 27, 2015
Aid workers face challenges after a devastating quake.
Nepalese rescue personnel and volunteers observe damaged buildings in Bhaktapur, Nepal, two days after a 7.8 magnitude earthquake hit the country. 

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The situation in Nepal

Apr 27, 2015
A report from on the ground in Kathmandu.

Shaking up earthquake warning systems

Aug 13, 2014
Earthquake early warnings: Rift forms in public, private efforts.

Japan marks two year anniversary of tsunami

Mar 11, 2013
Today's anniversary is being marked with protests against nuclear power in Japan. But can the country sustain a non-nuclear energy policy?