Independent voices from the TWT Communities
The Secret Service has already gone over the rocky desert trail with sharp eyes and a fine-toothed comb, making way for former President George W. Bush, 24 wounded warriors and a slew of mountain bikes - all arriving Thursday in Palo Duro Canyon near Amarillo, Texas.
The massive earthquake that struck off the coast of Japan Friday ranks as the fifth largest in the world since 1900, scientists said.
Take the world's most earthquake-prepared country, jolt it with one of the biggest quakes in history and add a devastating tsunami minutes later. In the classic battle of Man vs. Nature, Nature won again.
USGS seismologist Lucy Jones said earthquake swarms are characteristic of the region, known as the Brawley Seismic Zone.
"The area sees lots of events at once, with many close to the largest magnitude, rather than one main shock with several much smaller aftershocks," Ms. Jones said.