On TreeHugger, a brick-laying robot makes beautiful buildings better, Samsung investing billions for greener gadgets, a cool biomass cookstove doubles as electrical generator, and your iPod repair skills could be a lucrative side job.

In its Eco-Management 2013 report, Samsung says $4.3 billion is going into greening its gadgets. Check out how.

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Can a robot lay bricks better than human workers? A particular robot in Switzerland raises the question, and a gorgeous building.

This cool cookstove greens up your BBQ and gives you extra electricity!

It just might be the right time to boast your gadget repair skills. Business is booming for iPod doctors!

TreeHugger's EcoModo column appears every Tuesday on Gizmodo.