Search Results for: Spiders
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1,175 results for: Spiders
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AnimalsAnimals were the original twerkers
From black widow spiders to birds and bees, shaking that booty goes way back.
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Health & MedicineX Ray Excels: Technique brings a new image to medicine
Recent advances in a technique called phase-contrast x-ray imaging could make it easier for physicians to spot tumors, clogged arteries, and other soft-tissue problems.
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NeuroscienceBrain patterns of haunting memories
Some fearful experiences stick with us forever. Others we brush off easily. The difference could be in which neuronal patterns are activated in our brains.
By Emilie Reas -
EcosystemsCannibalistic mantis invades New Zealand, eats natives
Native male New Zealand mantises try to mate with females of an invasive species, only to find out the hard way that those females eat their mates.
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AnimalsBedbugs survive cold, but not for too long
Some studies have indicated that cold might kill bedbugs after as little as one hour of exposure. But new research finds that’s not the case.
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AnimalsA gory 12 days of Christmas
Insects and spiders are among the biggest gift-givers, often as part of mating, and anything from cyanide to a wad of saliva can be a present.
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AstronomyScoping out a stellar nursery
Penetrating a veil of dust, a space-based infrared observatory has recorded the most complete portrait ever taken of a star-forming region in a nearby galaxy.
By Ron Cowen -
Materials ScienceSuper Fibers: Nanotubes make tough threads
New fibers made from carbon nanotubes and a polymer appear tougher than any other known synthetic or natural material.
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AnimalsKiller sex, literally
Videotapes of yellow garden spiders show that if a female doesn't murder her mate, he'll expire during sex anyway.
By Susan Milius -
PaleontologyOh, what a sticky web they wove
A look inside a piece of 130-million-year-old amber has revealed a thin filament of spider silk with sticky droplets that look just like those produced by modern spiders.
By Sid Perkins -
ChemistrySecret of strong silk
By controlling the amount of water in their glands, spiders and silkworms prevent their silk proteins from crystallizing prematurely.