1,175 results
1,175 results for: Spiders
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Letters
Reader letters : February 14, 2009.
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Letters
Making tall or short of it In your article “The genetic dimension of height and health” ( SN: 5/9/09, p. 22 ), some medical consequences of being either taller or shorter than the median height of the study group are explained. To help us all extrapolate these findings to our own lives, don’t you think […]
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Letters
Lumpy lunar illusion Are you folks aware of a phenomenon based on the universal expectation that objects are illuminated by light coming from above? Several startling optical illusions are based on this quirk of the mind. For example, the sharp moon map in “Orbiter delivers sharp moon map” (SN: 7/30/11, p. 12) makes the moon […]
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SN Online
LIFE Schooling fish stay together by focusing on neighbors rather than the group. See “School rules.” Gustavo Hormiga Spiders known for their web architecture can trace their lineage to one crafty ancestor that lived 200 million years ago. See “The origin of orbs.” BODY & BRAIN Scientists have pinpointed what makes hearing nails on a […]
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SN Online
HUMANS Learn what confidence means for group decision-making strategies in “Two heads sometimes better than one.” S. Osaki/Phys. Rev. Lett. 2012 MATTER & ENERGY A structural change in spider silk (below) makes it strong enough to string a violin. Read “Scientist fiddles with spider silk.” BODY & BRAIN A physician describes controversial anatomical evidence for […]
- Chemistry
Class Acts from New Pesticides: Chemicals have little effect on mammals
Two new classes of selective pesticides immobilize and eventually kill many crop-damaging insects by interfering with a cell receptor unique to those pests.
- Animals
Proxy Vampire: Spider eats blood by catching mosquitoes
Researchers studying food preferences among spiders report finding the first one with a taste for vertebrate blood.
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Spider man fell for jumpers
View the videos The recently named Lapsias lorax spider got its name from the Dr.Seuss character with a yellow mustache. Courtesy W. Maddison/Beaty Museum Wayne Maddison examines a tiny but venomous snake caught along with spiders shaken from tree branches. Snakes are one hazard Maddison faces in the tropics, along with leeches, wasps and more. […]
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The Wonders Inside: Bugs & Spiders by Jan Stradling
Illustrations for a young audience detail the anatomy and the ecosystems of these creatures. THE WONDERS INSIDE: BUGS & SPIDERS BY JAN STRADLING Silver Dolphin Books, 2009, 90 p., $19.95.
- Life
Spiders love sweet smell of blood perfume
For on spider species, feeding on blood-gorged mosquitoes adds charm to a mate
- Animals
Textbook case of color-changing spider reopened
Female crab spiders switch colors to match flowers but may not fool their prey
- Life
Fecal architecture is beetle armor
Predators have a hard time getting through the layers of excrement some beetle moms give their young.
