Sandy Spiders
Researchers discover how a spider renders itself nearly invisible using a coat of sand.
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Fungal Sex
The origins of the male Y chromosome may be revealed in a primitive fungus.
Sperm Quality Control
New research suggests how defective sperm are tagged for destruction.
Tectonics Slowdown
Some researchers think plate tectonics may have come to a stop at different times in the past.
World’s Darkest Material
Scientists have invented a material three times darker than the previous world record.
Diamond Fingerprinting
Scientists are using phosphorescence to authenticate blue diamonds.
Conserving Helium
Global helium resources are dwindling, and there'll be no substitute if we run out.
Parasitic Butterflies
Butterflies use chemical signals to fool ants into raising their young.