If you're an audiophile, you probably have the handle of the essential gadgets, but if you're looking to upgrade, these five hi-fi gadgets are must-haves.

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The European hedgehog (Erinaceus europaeus) has a natural defense that has served it well for millennia: it rolls into a ...

Bullen's mission to grow advanced materials machining talent from within through mentorship, accredited coursework and ...

Abstract: In rotary ultrasonic machining, the contact energy transfer with traditional carbon brushes and conductive slip rings not only has a short life, but also limits the increase of speed, and is ...

Bullen Ultrasonics, a leader in precision machining of advanced ceramics, glass and specialty materials using proprietary ultrasonic and laser-based technologies, today announced that Eric Norton, ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. The high strength and abrasiveness of hard rock formations are major factors ...

EATON — A homegrown Eaton business that’s been innovating since 1971 just landed a U.S. patent which could change the way factories operate worldwide. Bullen Ultrasonics, a leader in precision ...