Watch a pretty movie about the lives of cells, including a bit about the inflammation response.

And here they show the creation of ATP.

( Read more... )

Observe, the coolest bird ever.

For those of you that prefer educational videos, you may wish to check this out.

Just a quick note ( Read more... )

I just recently found out something that should've been head-slappingly obvious. It's kind of embarrassing. Here is some code that I thought scrambled an array with every possible scrambling equally likely:

For every item in your array,
swap this item with a random element in the array
For each element in your array, there are N ways that the ( Read more... )

Chladni plate! Basically, you take a plate of metal, put powder on it, and then vibrate the plate. At any given frequency, the plate wants to vibrate in the geometric pattern that best supports that frequency. For any given frequency, some parts of the plate move up and down a lot ("antinodes") and some parts of the plate don't move up and down ( Read more... )

I'll be in Kansas until Thursday afternoon. After that, I'll probably be going to Milwaukee this weekend.

Semi-recently (well, ages ago, in internet terms) Metafilter had an interesting discussion of quirkI don't have an account there, and it's way too late to comment there anyway. But here are my thoughts ( Read more... )

This is a fairly dramatic statement of the severity of the fires in California.

The ghetto version of the game is on the web:
EDIT: now moved to my new web space.

Rules

Cards

• Resource
• Plant
• Animal
• Mineral
• Opportunity