Rachel MartinContributor, TechHive

Rachel is a recent MIT graduate with a bachelor's in materials science and engineering. She likes 3D printing, solar cells, and maybe 3D printing solar cells, as well as videos of cats being confused by Roombas.

Rare earth metals might be a little less rare thanks to Japanese sea mud

“Rare earth” refers to the scarcity of easily-mined ores of the elements. Last month, we discussed a breakthrough in large-scale electrolysis that could make refining these ores and oxides much easier; now, Japan’s announcement of the discovery of a huge deposit of rare-earth minerals could make the market that much more competitive.

on techhive.com

JAXA’s Space Aquarium Puts Fish Families in Orbit, Out of Reach of Kittehs

Space fishies in a self-cleaning aquatic habitat will show the impact of microgravity over generations.

on techhive.com

3D Printing in Space: Repair Your Space Station With Tools Built in Orbit

Need a spacecraft part while in orbit? Made in Space aims to save money by fabricating wrenches and rocket nozzles out of plastic and metal... in space.

on techhive.com

Geeky Pet Costumes Guarantee Kittehs a Good Halloween, More Scratches for Owners

Is your cat a Trekkie or a Potterhead, a Whovian or a Brony? Make your--I mean, your pet’s--allegiances known with pet costumes for all fandoms!

on techhive.com

Artificial Photosynthesizers Render Plants Obsolete (Take That, Nature!)

Another step on the path to clean energy is made as scientists come ever closer to producing fuels from just sunlight, water, and those pesky greenhouse gases.

on techhive.com

Lego Robot Replaces iPad 2 User for Stress Tests

Loathe to spend valuable development time manually taking 10,000 photos, researchers built a button-pusher out of Lego Mindstorm kits and a little ingenuity.

on techhive.com

Cyborg Plants Render Humans Even More Obsolete

Researchers create plant-robot hybrids that can feed, water, and sun themselves. (I, for one, welcome our new photosynthesizing overlords.)

on techhive.com

Single-Molecule Motor Spins 50 Times a Second--We Know; They Counted

The littlest engine that could (sorry, had to) uses just 18 atoms and a very rare microscope.

on techhive.com

Newly Discovered Star Can't Even Boil Water; Other Stars Point and Laugh

A newly confirmed star class contains astronomical objects that are barely warm enough to heat up your Ramen.

on techhive.com

Open-Source Architecture: WikiHouse Puts Housing Design in Your Hands

DIY-plus-pre-fab uses the best of both worlds, as well as some cool tech, to bring architecture to the masses.

on techhive.com

Arduino Hack Spares You Hollywood News, Mutes Celebs on Sight

Sick of Snooki? Bored of Beiber? Can’t escape Kardashian? The Enough Already can fix that.

on techhive.com

New Personal 3D Printer Challenges MakerBot to a Fab-Off

Get it? A fabrication-off? Uh, never mind. Ultimaker, a Dutch 3D printer, is now available for preorder in the US.

What Beer Do Robots Like? DARwin Tells All

Robots are becoming more human-like each day! DARwin the robot displays his opinions about beer.

on techhive.com

New Haptic Feedback Tech Makes Touchscreens Poke Back

Adding vertical oscillations to a smartphone touchscreen could simulate depths, ridges, and textures.

on techhive.com

Marilyn Manson-Playing Robots Automate the Rebellious Teen Experience

These robots are freaking metal. And plastic, too. Here's a quick look at some cool musical robots!

on techhive.com