What are the bubbles in boiling water?

[techs]

I know. Stupid question, right?

 

[Eug]

They are also H20 (gaseous water).

 

[dank69]

<-----Highly Technical

 

[MiniDoom]

water gets hot, turns to steam, steams lighter than water and floats to the top. that would be my guess.

 

[crownjules]

The water is farting.

 

[moonbogg]

There is no water. The entire universe is made of consciousness. Don't believe me? Ask Deepak.

 

[rivan]

<-----Highly Technical

 

[rcpratt]

http://en.wikipedia.org/wiki/Nucleate_boiling

 

[slayer202]

the devil poison leaving the water

 

[KidNiki1]

http://blogs.nasa.gov/cm/blog/ISS Science Blog/posts/post_1301433765536.html

 

[HardcoreRobot]

its water

an ice cube in boiling water is also water