Defence Minister Rajnath Singh with others during the foundation stone laying ceremony of Large Cavitation Tunnel (LCT) facility, at the Naval Science and Technological Laboratory (NSTL), DRDO, in Visakhapatnam, Andhra Pradesh. Photo credit: X/@SpokespersonMoD Defence Minister Rajnath Singh laid the foundation stone of a state-of-the-art Large Cavitation Tunnel (LCT) facility at the Naval Science & Technological Laboratory (NSTL) in Visakhapatnam on Friday (April 3, 2026). The LCT itself is conceived as a unique global asset, capable of conducting both closed-loop simulations for submarines and free surface simulations for surface ships within a single setup. Published – April 04, 2026 09:41 am IST Share this: Click to share on WhatsApp (Opens in new window) WhatsApp Click to share on Facebook (Opens in new window) Facebook Click to share on Threads (Opens in new window) Threads Click to share on X (Opens in new window) X Click to share on Telegram (Opens in new window) Telegram Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Pinterest (Opens in new window) Pinterest Click to email a link to a friend (Opens in new window) Email More Click to print (Opens in new window) Print Click to share on Reddit (Opens in new window) Reddit Click to share on Tumblr (Opens in new window) Tumblr Click to share on Pocket (Opens in new window) Pocket Click to share on Mastodon (Opens in new window) Mastodon Click to share on Nextdoor (Opens in new window) Nextdoor Click to share on Bluesky (Opens in new window) Bluesky Like this:Like Loading... Post navigation CBSE’s recent curriculum not academic reform but calculated attempt at linguistic imposition: Stalin Tamil Nadu-born Rini Sampath in race to become Washington DC Mayor