Testosterone

Preposterous amounts of testosterone. Preposterone. Ahhnold and Carl Weathers. The muscles from Brussels in spaaaaace.

Invisibility

Picking a chunk of the electromagnetic spectrum to be invisible within.

• Spatial light manipulation
• Temporal light manipulation
• Spectral light manipulation

Predator vision

Seeing in infrared! Interactions between optical camouflage and optical receivers. Why doesn’t all the life on Earth have heat vision? Heat-tracking evolution. Pit viper heat sensors. Human heat-tracking. Biology absorbing infrared. Seeing in greyscale. Wet clay camouflage and effectiveness over time. Mythbusting. Infrared-blocking materials.

Predator physiology

Aliens vs Predator for top monster. Ears…? Bleeding. The rainbow of different blood colors available on Earth. Green blood. Luminescent blood. Figuring out why only arthropods seems to have mandibles, and lamenting the lack of them in macro predators.

Shared Universe

Appreciating that Blade Runner is pretty much officially the same world as Predator now.

Self-destructing technology

Techno-scuttling. Destroying advanced technology to keep it out of enemy hands. Super-expanding polymers. Amazon delivery drone automatic “dispersal.”