6,813 results
6,813 results for: Insects
- Animals
Hooking the Gullible
Research into fish behavior often reveals ways that bait designers can trick a fish into biting odd-looking lures, but angler appeal can also be an important marketing consideration.
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Estrogen Shock: Mollusk gene rewrites history of sex hormone
Estrogen and similar hormones evolved much earlier than thought.
- Agriculture
Bt Cotton: Yields up in India; pests low in Arizona
Two cotton-growing centers that could hardly differ more—small farms in India and industrial fields in Arizona—provide case studies that show the bright side of a widespread genetically engineered crop.
- Plants
Sun-tracking dads make better pollen
In one of the first tests of paternal behavior in plants, snow buttercups that were allowed to follow their natural tendency to track sun movement made more-viable pollen than did tethered blooms.
- Health & Medicine
All Roads Lead to RUNX
Genetic mutations that predispose some people to the autoimmune diseases lupus, psoriasis, and rheumatoid arthritis appear to have a common molecular feature: They derail the work of a protein, called RUNX1, that regulates how active certain genes are.
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Wasp redesigns web of doomed spider
A wasp larva injects a spider with a web-altering drug, driving the spider to spin a shelter just right for a wasp cocoon.
- Humans
From the December 31, 1932, issue
SIX COLORS MIX IN WATER AT BASE OF CAPITOL One of the most spectacular fountain lighting systems places the Capitol at Washington in a new setting, when the building is viewed from the direction of the Union Station. Engineers describe the recently installed system as a fixed color installation. Water in the fountain and terrace […]
- Earth
Antimosquito coils release toxic fumes
Researchers have measured several pollutants in smoke emitted from so-called mosquito coils, which people burn at night to fend off insects.
- Animals
Musical Pairs: Egg-deploying bird species divide for a song
A new genetic analysis bolsters the idea that musical taste, rather than geography, split Africa's indigobirds into multiple species.
- Animals
One-Two Poison: Scorpion starts with a cheap shot
A South African scorpion economizes as it stings, injecting a simple mix first, followed by a venom that's more complicated to produce.
- Animals
Leashing the Rattlesnake
Even in the 21st century, there's still room for old-fashioned, do-it-yourself ingenuity in experimental design for studying animal behavior.
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