Tom Heaton thought it was crazy when, back in the 1970s, he first heard about the concept of an earthquake early warning system. Japan’s high-speed rail system already was using the technology to slow …
( read original story …)
The Japan News
Tom Heaton thought it was crazy when, back in the 1970s, he first heard about the concept of an earthquake early warning system. Japan’s high-speed rail system already was using the technology to slow …
( read original story …)