Electrical Penetration Assemblies (EPA) allow for the electrical wiring to pass through the wall of the safety containment structure in nuclear reactors. In an interview with Asian Nuclear Energy, Thomas Fink, Head of the Nuclear Safety Division of the German High-Tech group SCHOTT AG, says glass-to-metal seals are best suited for this. Excerpts.

INS Arihant (S-73), the lead ship of India's Arihant class of nuclear-powered submarines of 6,000-tonne vessels, was built under the Advanced Technology Vessel (ATV) project at the Ship Building Centre in Visakhapatnam at a cost of $2.9 billion.

Brajesh Mishra, former National Security Advisor, thinks the Indo-US nuclear deal will not adversely affect India's strategic programme and says so in a television interview with Karan Thapar. Excerpts.