Sentences with phrase «clandestine nuclear weapons tests»

The unlikely source of much of the recent information comes from data sent back to earth by a small satellite designed to detect clandestine nuclear weapons tests.

The Comprehensive Nuclear - Test - Ban Treaty (CTBT) has spawned a globe - girdling network of 300 detector stations that sniff out radionuclides, listen for low - frequency sounds, and record tremors — all to discern whether countries are carrying out clandestine nuclear weapons tests.

The International Monitoring System (IMS), established by the Comprehensive Nuclear - Test - Ban Treaty, has a number of different ears to the ground to detect clandestine nuclear weapons testing: seismic networks that listen for terrestrial shock waves, hydroacoustic networks that scan the oceans for sound waves, and radionuclide networks to sniff out radioactive particles that nuclear explosions produce.

Not exact matches

SAN FRANCISCO, CALIFORNIA — Even when they're underground, nuclear tests can be detected in the skies — and as a result, global satellite networks could become a powerful new tool in the arsenal of weapons to help detect clandestine underground nuclear explosions, a team of scientists reported here today at the fall meeting of the American Geophysical Union.