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No helium needed to fill balloons for parties.....just vinegar and baking soda! Really?!

  • Kayly Nyman

    These won't float like helium balloons though - it's just a science experiment for kids to visually show gas being created. You'd need helium to make them float!

3D sidewalk artist, Edgar Mueller

A scanning electron microscope image of spider silk glands making a thread originally from Dennis Kunkel Microscopy.

Aww, cute!