Alien Prankster Mugs

Martians tricking the space rover

"Any idea how long your family might be visiting?"

The aliens froze, gripped by a primal fear. This time there would be no abduction.

Hair Crop Circle

The Adventures of God

'Boy, does this ever shoot holes in the old Big Bang Theory!'

"I trust him - he has a science background."

'The trick to scaring surfers is to only show your dorsal fin when you surface next to them...'

Cosmonaughty

'The probability of someone watching you is proportional to the stupidity of your actions.'

'The mysteries of hyena laughter deciphered.'

Early Scientific Fraud: Young Thomas Edison Tried to Pass off a Container Filled with Fireflies as an Incandescent Bulb.

I send greetings from the planet OOM!

Wishing Well

'This thing is dangerous! -- invent fire and burn it up!'

Dr. Frankenstein: 'Heyyyy, What THE...?!'

"Yeah, I've been radio-tagged by scientists, so once a week, out of spite, I do something irrational just to mess up their data..."

Recombinant DNA Lab.

"Isn't that Hank's mask?"

A moment with retired entomologist, Norman 'the torch' Walthrop.

"On what planet do you imagine this would be funny?"

'You're so soft today. Did you switch to 2-ply?'

Mars Rover's wheels stolen.

I must not poop on freshly washed cars!

Mars Probe 'insight' - the very last picture...

Fishermen catches fish.

"I don't suppose we could discuss this when my Mars isn't in opposition to your Sun?"

Alien Magician

Mooning Moon

Before the linear accelerator.