Search Results for: Octopus
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Life
One small step for a snail, one giant leap for snailkind
Experiments suggest that gastropods shed their shells in one fell swoop during the evolutionary transition that created slugs.
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Animals
Argonauts use shells as flotation devices
The octopus relatives create their own buoyancy devices by gulping and hoarding air from the surface.
By Susan Milius -
Health & Medicine
Getting to the bottom of diabetes and kidney disease
Renal cells called podocytes may need insulin to maintain tissues’ blood-filtration role, a study in mice finds.
By Nathan Seppa -
Humans wonder, anybody home?
Brain structure and circuitry offer clues to consciousness in nonmammals.
By Susan Gaidos -
Life
Tortoise see, tortoise do
Though they rarely meet, solitary creatures can pick up skills by example.
By Susan Milius -
Chemistry
Changing charges make for squid rainbow
Study finds how proteins self assemble in the cells of Loligo squid to reflect different wavelengths of light
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Materials Science
Breakup doesn’t keep hydrogel down
Scientists create a new material that is strong, soft and self-healing.
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Health & Medicine
One Downside to Sushi
Uncooked fish can host detectable concentrations of potentially toxic chemicals — pollutants that cooking can make disappear,
By Janet Raloff -
Venom hunters
Scientists probe toxins, revealing the healing powers of biochemical weapons.
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Earth
Deep sea viruses are an unexpected ringer
Deep-sea vent waters harbor high numbers virus-carrying bacteria. The viruses may actually help the bacteria survive the harsh vent environments.