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TechOutsmarting the Electronic Gatekeeper: Code breakers beat security scheme of car locks, gas pumps
Because designers flouted a well-known rule for making cryptographic systems impenetrable, automakers and other businesses have embraced a wireless security technology that's vulnerable to attack.
By Peter Weiss -
AnimalsBad Breath: Insects zip air holes to cut oxygen risks
The need to avoid overdosing on oxygen may drive certain insects to shut down their breathing holes periodically.
By Susan Milius -
Materials SciencePetrified wood: Quick and easy
Materials scientists have turned wood into stone in a matter of days, mimicking a natural process that takes millions of years.
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