seals

BBC Earth shows killer whales working as a pod to create waves that wash seals off ice floes, with the producer explaining how the crew captured behavior once thought a myth.

LockPickingLawyer examines a challenge involving a tamper-sealed Abus lock and shows how the tamper seal can be defeated.

A DEF CON 19 talk by datagram introducing tamper-evident devices. It reviews how seals and similar products are designed and shows that they are often easily defeated, drawing on the DEF CON tamper-evident contest.

Admiral William McRaven's 2014 University of Texas commencement address, built around lessons from Navy SEAL training. It famously opens with the case for making your bed every morning.

A short demo shows how to use the Tesla Model 3's mechanical emergency door release on the front doors as a backup to the electronic release. It notes an on-screen warning that frequent use could damage the door seals.