The size of a carbon atom compared to a bean.

[Bouncer]

Use the glider under the picture. Pretty cool.

Cell Size and Scale

[Mr I]

thats really helpful with class thanks

[Shibby]

Use the glider under the picture. Pretty cool.

Cell Size and Scale

That's awesome.

Magda is going to show her fellow nerds at work :)

[blm]

Cool find. Things like this are always much cooler when put into perspective.

[mofo]

i like how the sperm is so perfectly positioned to impregnate that unsuspecting egg.

[dna9488]

Thats awesome.