It has already been said that we need a universal symbol to let stoners know who else smokes.
So, here is the plan:

1)Get a watch
2)Set the time permanently to "4:20"
3)Look for other people with their watches set to 4:20
4)Toke up with the fellow stoners!

I'm already doing this so if you see a guy walking around with his watch set to 4:20 introduce yourself and we'll smoke!

AIDS destroys your immune system and someone with Lupus basically has an over active immune system. So if you give Lupus to someone who has AIDS, it'll neutralize. BAM! Wheres my grant money?

A fan, whether a box, standing or ceiling, with a water attachment on the back that periodically mists, to increase coolness. On a hot day, sometimes you need more than just an ordinary fan and the misting would be even more refreshing.

Instead of having escalators going in one direction like a staircase, wrap them around each other so they make a double helix. It would save a lot of space and also be the coolest way to move between floors ever.

Instead of bringing in a cup of butter to apply to your popcorn halfway through the movie when the butter-saturated top layers gives way to the dry, butter thirsty middle and bottom. Try this highDEA to minimize effort and maximize total butter saturation.
Step 1. Apply butter to top of popcorn as you normally would.
Step 2. Obtain a straw at your nearest soda vending machine.
Step 3. Insert straw into popcorn bag. To desired depth of popcorn. (imagine you are drilling for oil)
Step 4. Place the top of the straw directly under the butter spout. (a perfect fit i might add)
Step 5.... read more »