did-you-kno:

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did-you-kno:

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did-you-kno:

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scienceisbeauty:

What makes mosquitoes so dangerous? Here’s why:

Source: The Deadliest Animal in the World (The Gates Notes)

scienceisbeauty:

What makes mosquitoes so dangerous? Here’s why:

Source: The Deadliest Animal in the World (The Gates Notes)

did-you-kno:

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did-you-kno:

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peashooter85:

The Gilbert U-238 Atomic Energy Lab
The Gilbert U-238 Atomic Energy Lab was a toy produced between 1950 and 1951.  The toy allowed the user to conduct simple experiments with radioactive materials.  Kit included;
A Geiger counter
An electroscope
A Wilson cloud chamber
A spinthariscope
Four samples of uranium ore
Pb-210 lead isotope
Polonium
Ruthenium
Zinc
various other accessories
After only a year of production, the toy was pulled from the market for obvious reasons.

peashooter85:

The Gilbert U-238 Atomic Energy Lab

The Gilbert U-238 Atomic Energy Lab was a toy produced between 1950 and 1951.  The toy allowed the user to conduct simple experiments with radioactive materials.  Kit included;

  • A Geiger counter
  • An electroscope
  • A Wilson cloud chamber
  • A spinthariscope
  • Four samples of uranium ore
  • Pb-210 lead isotope
  • Polonium
  • Ruthenium
  • Zinc
  • various other accessories

After only a year of production, the toy was pulled from the market for obvious reasons.

did-you-kno:

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did-you-kno:

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did-you-kno:

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did-you-kno:

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themicrobiologist:

coolsciencegifs:

Polymer absorbs water and expands. It keeps almost the same refractive properties as water and appears invisible.

The polymer is Sodium Polyacrylate (thank you, thecraftychemist!)

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this is pretty neat :)

did-you-kno:

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did-you-kno:

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did-you-kno:

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