6,697 results
-
19680
Regarding the “new humanmade version of an insect’s compound eye,” it has been obvious for many years that such structures need not be exceptionally small and need not be extremely like ommatidia to behave like ommatidia. Triads of small light sensors can be arrayed in large, wide, and slightly concave or convex panels and hardwired […]
- Paleontology
Frozen rainforest
Fossils trapped in amber provide evidence that the Amazonian rainforest dates back 10 to 15 million years.
- Animals
Flea treatment shows downside of social life
The flealike parasites that build up in a shared burrow take an unexpectedly large toll on the ground squirrel's reproductive success.
-
Virtual Insects
Created by entomologist Alexei Sharov of Virginia Tech, this Web site provides dramatic, close-up, three-dimensional views of various insects, as presented in animated images or using the Virtual Reality Modeling Language (VRML). Virtual insects on display include the ant, stag beetle, water strider, and termite. Requires a QuickTime plug-in (movies) or a VRML plug-in (virtual […]
- Animals
Hey, Roach Babe: Male cockroaches give fancy courting whistles
Some male cockroaches whistle at females with surprisingly complex, almost birdlike whistles.
- Animals
Egg Shell Game
Birds apparently cheat chance when it comes to laying eggs that contain sons or daughters.
-
- Animals
Why Play Dead?
Common wisdom dictates that playing dead discourages predators, but researchers are now thinking harder about how, or whether, that strategy really works.
- Plants
Biggest Bloom: Superflower changes branch on family tree
The plants with the world's largest flowers, the rafflesias, need to be moved closer to poinsettias on the family tree of plant life.
- Animals
Hot and hungry bees hit hot spots
New lab experiments suggest that bumblebees like warm flowers and can learn color cues to pick them out.
- Animals
Underage Spiders: Males show unexpected interest in young mates
Male Australian redback spiders mate readily with females too young to have external openings to their reproductive tracts, a tactic that reduces the male's risk of getting cannibalized.
- Animals
Fighting Styles: Gene gives flies his, her conflict moves
Switching forms of one gene can make a male fruit fly fight like a girl, and vice versa.
