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3D

Glowing objects

Technology

Super-bright fluorescent solids can be 3D printed in any shape

There’s a cheap new way to make fluorescent dyes into solid materials that glow, and it could be used to 3D print objects that guide light into solar cells

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Human ear

Health

Human-like ears 3D-printed inside mice as surgery-free spare parts

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The US Army has a 3D printer for ultra-strong steel gear and weapons

Technology

The US Army has a 3D printer for ultra-strong steel gear and weapons

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Nesyamun mummy

Humans

Listen to the groaning voice of a 3000-year-old Egyptian mummy

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Mathematical universe

Physics

Trippy maths program could help figure out the shape of the universe

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Sam rogers rocket man

Video

Rocket man: How I became a jet suit pilot

Video

robot bin

Technology

Turn any object into a robot using this program and a 3D printer

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Seeing around corners: How to decipher shadows to see the invisible

Technology

Seeing around corners: How to decipher shadows to see the invisible

Features

sharks

Life

Don't miss: Shark crime, optical games and dairy in the cross hairs

Culture

Lab equipment used for 3D printing

Technology

Incredible shrinking 3D printer can make really tiny objects

A method for 3D printing minuscule objects produces them at a larger size and then shrinks them to one thousandth of the original volume

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Technology

How to 3D-print a living, beating heart

Features

Technology

Watch 4D-printed ceramics form elaborate, shape-shifting structures

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Technology

Row over 3D-printed firearms distracts from US gun violence crisis

Analysis

Technology

Self-healing graphene could make robots that fix themselves with water

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