ON bombarding uranium with neutrons, Fermi and collaborators 1 found that at least four radioactive substances were produced, to two of which atomic numbers larger than 92 were ascribed.

Chadwick will be competing in Le Mans this June. British racing driver Jamie Chadwick may not yet be a household name. That could all change this June when the 26-year-old British racing driver ...

Core package to analyze gravitational-wave data, find signals, and study their parameters. This package was used in the first direct detection of gravitational waves (GW150914), and is used in the ...