Sea urchin spines show exceptional mechanoelectrical sensing from gradient structures and can be replicated in 3D-printed mimics for underwater sensing.
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"Your kids are only young once," says Gavin Arm, co-founder of Amsterdam-based small business Positivity Branding.
“In order to be successful, you need to make sure that your gross margin is right and your profit margin is right,” he says of navigating those cost shocks.