Everything about the blob.
Science, tutorials, and fascination.
Articles by our team based on landmark scientific publications (CNRS, Nature, Science). To truly understand why a brainless unicellular organism does all this.
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The Blob from the 1958 film vs. the real blob: science vs. fiction
The 1958 film The Blob left its mark on pop culture with its gelatinous, human-eating alien. The real-life blob (Physarum polycephalum) is nothing like it. An amusing comparison.
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The slime mold as a pet: everything you need to know before adopting one
Adopting a slime mold means welcoming the strangest organism on the planet: 720 sexes, no brain, and a lineage over a billion y...
How much does a blob cost? Complete 2026 price (kit, refills, total)
From €18 for a starter kit to €68 for the Blob Lab Kit: here is the real budget for adopting and maintaining a blob, refills in...
Scientific gift for children aged 7 and up: top 5 original ideas in 2026
Looking for a scientific gift for a curious child aged 7 and up? Here is our top 5 list of original ideas that truly stand out,...
Thomas Pesquet's slime mold on the ISS: what "Raise your blob" really showed
In 2021, four blob sclerotia joined the International Space Station via the Cygnus cargo ship, and Thomas Pesquet woke them up ...
Is the blob dangerous? Health risks and safety explained
Is the blob (Physarum polycephalum) dangerous for children, pets, or the home? Is it allergenic? Toxic? Pathogenic? Clear, scie...
Which blob strain should I choose: Major Tom or Australian Physarum?
Major Tom (the strain sent to the ISS with Thomas Pesquet) or the Australian Physarum polycephalum? An honest comparison of the...
Blob vs. mushroom: why they are not the same thing
The blob looks like a mold, but it is NOT a fungus. Here are 7 fundamental differences between Physarum polycephalum and true f...
My slime mold won't wake up: what should I do?
Hasn't your sclerotium moved after 48 or 72 hours? Don't panic. Here are the 6 causes to check in order, what to do in concrete...
