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3DPrint.com News: April 21, 2026

News, Analysis and Resources
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Post-Printing at RAPID 2026: PostProcess Technologies & Mass Finishing

By Sarah Saunders on Apr 21, 2026 09:30 am

The whole 3D printing workflow was on display in Boston at RAPID+TCT last week, from design software and 3D printing hardware all the way to post-processing and finishing solutions. For years, the latter has been...

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Scientists Create 3D Printed Neurons That Can Talk to Brain Cells

By Vanesa Listek on Apr 21, 2026 09:00 am

Researchers at Northwestern University have developed 3D printed neurons that can send signals to real brain cells and get a response back. According to the team, the printed structures could “talk” to living neurons. It’s...

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Death Spiral (or The End of the Fairchild Republic)

By Joris Peels on Apr 21, 2026 08:30 am

Previously, I wrote about the disruption of US military power. Since then, events have required a reassessment. The US is clearly in decline, and a death spiral is occurring that will leave the country without...

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Digital SEA: Austal USA Launches Secure 3D Printing Platform Hosted by US Navy

By Matt Kremenetsky on Apr 21, 2026 08:00 am

So far in 2026, the most significant shift in the additive manufacturing (AM) industry is also the subtlest: after years in which various enterprises, organizations, and government agencies have trended in this direction, we’re finally...

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