Space-time Prankster Mugs

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

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

The Adventures of God

Halloweek: Eating candy seven days straight.

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

"We've run all the technical stuff and found the cause of the funny sound coming from your computer."

Cosmonaughty

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

'U. . .S. .U. .C. .K. . . . L. . O. . L.'

'The mysteries of hyena laughter deciphered.'

Astronomers studying the 26 moons of Uranus...

Hallowe'en wake up call

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!

Reason # 23 that doors don't make perfect seal against winter winds: Mischievous unemployed elves.

It says, Did you know you can now call up any spirit for just 10

Wishing Well

We interrupt today's "The Price is Right" episode to bring you breaking news … Weeks ago, the Hubble telescope spotted a rogue planet the size of Venus plummeting through the solar system on a collision course with earth. It turns out it was actually just a prank involving two very bored ISS astronauts and a grapefruit. Breaking News!!!!! Maybe we should send them to Mars after all. One of them seems to have scrawled "Around and around and around and around" all over his space suit, in crayon.

The Hard Drive Ate My Homework.

Dog makes cats float with helium.

Practical Jokes in the Science Lab. Watch this -- That chair is made of anti-matter.

"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..."

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

Recombinant DNA Lab.

'But that wasn't a beaker of acid! That was a cup of coffee from the cafeteria!'

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

Mars Rover's wheels stolen.

I must not poop on freshly washed cars!

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

Fishermen catches fish.

Armstrong? Why did UPS just deliver a microscope, a robotic arm, a huge incubator, a nucleus extractor and a dozen lab rats? Well it's certainly not so I can replace you with an army of clones programmed to work for free. Well

Mooning Moon

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

"My little brother was too short to wear a sheet."

Before the linear accelerator.