Indonesia cancels tsunami alert after strong quake

A strong magnitude 6.9 earthquake struck off Indonesia on Sunday, the US Geological Survey reported, triggering a brief tsunami warning that sent panicked residents fleeing to higher ground.

Strong 6.1 magnitude earthquake hits Panama: USGS

A 6.1 magnitude earthquake hit Panama on Sunday near the border with Costa Rica, the US Geological Survey said, but there were no immediate reports of damage or casualties.

Strong 7.2 quake rocks Papua New Guinea

A powerful but deep 7.2-magnitude earthquake rocked Papua New Guinea on Tuesday, officials said, cutting power and knocking items off shelves though there were no immediate reports of serious damage.

Why charismatic, introduced species are so difficult to manage

Introduced and invasive species can present big problems, particularly when those species are charismatic, finds a recently published paper in the Ecological Society of America's journal Frontiers in Ecology and the Environment.

page 4 from 7