Experts are still trying unravel the secrets of the mind.
Mind bending tests that are having these people scratching their heads.
Images from the new episodes of Alaska State Troopers.
The Human Stash
Captured moments of man and dog in training situations.
Metal detectors, exploring and digging all add up to a good old time for these guys.
See photos of the border security officers in action
Animated Images from the Known Universe
In the animal kingdom, there's no shortage of bizarre behaviour. Take a look at some real freaky images of some weird and wonde...
At JFK International Airport in NYC, officers encounter extreme smuggling cases.
Stonehenge Decoded (2)
Known Universe Team Images
At up to 40 feet long and 20 tons, the largest fish in the sea lives entirely on the very tiniest of creatures.
Phil reveals new evidence of quirky movements that adult and baby Titanosaurs made 70-million years ago.
Geared up in the Serengeti, Andy tries to get up close and personal with the lions.