Elizabeth FishContributor, TechHive

Elizabeth Fish is a freelance writer who happens to run a hyperlocal news website in Lincoln, UK. She also covers all things geeky for TechHive.

Pro tip: Process your photographs with bacteria

Why settle for traditional forms of photograph processing when you make an image in bacteria? One microbiologist is using Kickstarter to fund his "bacteriography" project.

Meet Charlotte, the only spider that's good at math

If you want your robot to replicate a spider perfectly, take a few tips from the six-legged hexapod named Charlotte.

Samsung Galaxy S4 gets rooted—kind of—before it even hits store shelves

If you thought the iPhone Dev-Team was quick to jailbreak new handsets or software, you’ll be amazed at the speed of the Android developer community. The Samsung Galaxy S4, which is only up for pre-order, has already been rooted.

85,000 Rubik's Cubes make gorgeous mosaics (and other stuff you missed)

Today’s edition of GeekBytes proves there’s more to Rubik’s Cubes than the frustration of not being able to finish them. What are we talking about? Read on to find out, and to see other things you might have missed.

A quick and dirty guide to backyard astronomy

Get the lowdown on backyard astronomy, no telescope required.

Grumpy Cat figurine is your own miniature version of the miserable meme

One talented artist has built up a few custom Grumpy Cat figurines, and even the feline herself approves.

Never leave your projects in the dark with this DIY lightbulb tester

Here’s a gadget that any tinkerer would find a useful addition to their hacking cupboard: an LED tester.

Solar panel-cleaning robot means one less chore for you

Installing solar panels on your roof can be a great way to reduce your carbon footprint, and they can save you money in the long run. Of course, they can also build up dirt and dust, which can negatively impact their efficiency and power-generating capabilities. What's a homeowner to do? Let a robot do the dirty work, of course.

How to get all A's at school with Raspberry Pi (and other stuff you missed)

At school, whenever I got a big project to work on at home to present in class, I’d spend days trying to think up how to make everyone else’s work look drab. Sometimes this worked out, but after seeing this father-daughter Raspberry Pi poster project, looks like I got a taste of my own medicine.

CERN upgrading Large Hadron Collider, giving it more power to smash particles

The LHD is currently shut down for repairs, but CERN is taking the opportunity to upgrade the oversized atom-smasher.

This Lego Apple II+ is a must-build project for any vintage computer fan

Who needs a real Apple computer when you could have an epic Lego version instead?

iPad wielding penguins (and other stuff you missed)

Penguins with iPads, talking robots, and delicious cakes make up this week's GeekBytes

Robotic salamander walks and swims like the real thing

This amphibious robot can move around thanks to an advanced digital network.

Knitting a pi blanket is a great way celebrate Pi Day

Show your true dedication to pi by knitting a pi blanket, just like this one.

Paintbot fires paint at your tweeted command, isn't so fun to clean up after

It turns out being a Twitter user can be messy if you have access to a paintball gun and Arduino.