Titan Specifications:
Depth: 4,000 meters (13,123 feet)
Capacity: 5 persons (1 pilot + 4 crew)
Pressure Vessel Material: Carbon Fiber and Titanium
Overall Dimensions: 670cm x 280cm x 250cm (22ft x 9.2ft x 8.3ft high)
Weight: 10,432 kg (23,000 lbs)
Payload: 685 kg (1,510 lbs)
Speed: 3 knots
Propulsion: Four Innerspace 1002 electric thrusters
Life Support: 96 hours for 5 crew
Integrated Technology: Sub C Imaging 4k Rayfin camera, Teledyne 2D sonar, 40,000 lumens of external light, 2G Robotics laser scanner, INS/USBL.
An interesting detail to examine is that, ahead of the planned dive, one passenger recalled signing paperwork that read, in part, "This experimental vessel has not been approved or certified by any regulatory body, and could result in physical injury, emotional trauma, or death."
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The mere fact that science may not yet adequately explain an object, event, or experience does not mean the immediate explanation should automatically default to a conspiratorial, extraterrestrial, paranormal, or supernatural cause.