6,812 results
6,812 results for: Insects
- Animals
Well-Tuned Bats: These animals are what they hear
Two studies of bats find that neighbors can live in virtually different worlds because their echolocation calls are tuned to detect different prey.
- Humans
Letters from the November 13, 2004, issue of Science News
The direct approach “An Exploitable Mutation: Defect might make some lung cancers treatable” (SN: 9/11/04, p. 164: An Exploitable Mutation: Defect might make some lung cancers treatable) may have missed a “magic bullet” that would be effective against many forms of cancer. The researchers concentrate on a drug that blocks a mutated form of the […]
- Animals
Birds may inherit their taste for the town
Tests switching cliff swallow nestlings to colonies of different sizes suggest the birds inherit their preference for group size.
- Agriculture
Rethinking Refuges? Drifting pollen may bring earlier pest resistance to bioengineered crops
Pollen wafting from bioengineered corn to traditional varieties may be undermining the fight to keep pests from evolving resistance to pesticides.
- Health & Medicine
Protective enzyme has a downside: Asthma
The abnormal production of a parasite-fighting enzyme contributes to asthma.
- Physics
Silk and soap settle a century-old flap
The leading explanation for why flags flap in the breeze has run afoul of new experimental findings.
- Animals
Owls use tools: Dung is lure for beetles
Burrowing owls' habit of bringing mammal dung to their burrows attracts edible beetles and counts as form of tool use.
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Mutated gene doubles fruit fly’s life span
The product of the Indy gene resembles transport proteins in mammals that enable intestinal and kidney cells to take in metabolites to produce energy.
- Earth
New accord targets long-lived pollutants
Negotiators drafted an agreement to ban or phase out some of the world's most persistent and toxic pollutants.
- Anthropology
Evolution’s Buggy Ride: Lice leap boldly into human-origins fray
A controversial genetic analysis of lice raises the possibility that some type of physical contact occurred between ancient humans and Homo erectus, probably in eastern Asia between 50,000 and 25,000 years ago.
- Animals
New Green Eyes: First butterfly that’s genetically modified
Scientists have genetically engineered a butterfly for the first time, putting a jellyfish protein into a tropical African species so that its eyes fluoresce green.
- Animals
Pirates of the Amphibian: Males fertilize eggs of another guy’s gal
For the first time among amphibians, scientists have found frogs that sneak their sperm onto egg clutches left by another mating pair.
