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Latest Stories in Technology

Next Generation Wastewater Treatment Uses Hydrodynamic Forces to Clean Water

Instead of using a physical barrier, such as a filter, a new water treatment technology uses a combination of centrifugal and hydrodynamic forces to separate biomass and recover water in wastewater treatment.
Pollution-Hunting Robot Fish Head to Sea for Test Swim

They've gone from the lab to the ocean, and these robotic fish are stretching their fins to see how they do in gathering information on pollution.
Wave-Powered "Dolphin Speaker" Could Let Us Talk to Dolphins

Scientists have developed a piezoelectric speaker that can playback the full frequency range of dolphin sounds, getting us closer to human-dolphin communication.
How to Turn Your Backpack Into A Solar Charger

There are solar backpacks on the market to choose from, but what if you could turn a favorite backpack you already own into a solar charging machine? Here's what you need.
Robot To Wash Solar Panels Among Winning Student Inventions

Students in a competition for the Department of Energy came up with some winning ideas, including an automated way to wash down solar panels for improved efficiency.
Swap-O-Matic Vending Machine Lets You Trade But Not Buy

A novel vending machine lets users take and leave objects, but no money is involved.
5 Ways Cell Phones are Helping Environmentalism

Cell phones are now in the hands of more than half the world's population, which has made them one of the most accessible and effective tools for environmentalism.
Maker Faire 2012: Make Simple Robots With Junk Drawer Stuff

Simple Bots is a fun, easy way to make basic robots out of random household items.
Maker Faire 2012: Gon KiRin, a Fire-Breathing Dragon Made from Recycled Scraps

This fire-breathing scuplture was a hit at Maker Faire Bay Area.
Portable iPhone Speaker Is Made from Recycled Paper

The eco-amp is a simple iPhone amplifier made from recycled materials, great for music on the move.
Maker Faire 2012: Really Cool Products From The Maker Shed

Every year I wander through the Maker Shed to see what's for sale and make up my wish list. Here's what is noteworthy this year.
Roomba-Like Robots Dropped by Helicopter Could Clean Up Oil Spills

A design for a floating robot to clean up after oil spills also has a system for keeping at-risk animals at bay.
Maker Faire 2012: 3D Printers All the Rage for Democratizing Creativity

Never have I seen more 3D printers in one space than at this year's Maker Faire. There's a revolution underfoot!
Map of Life Website Will Catalog and Track Every Plant and Animal Species

This new project will show the current known location of every plant and animal species but will also track changes to populations due to things like climate change.
Apple Powering NC Data Center with 100% Renewable Energy, Doubling Size of Solar Array

Apple has announced that its Maiden, NC data center will be fully powered by renewables and that its solar power installation there will now be twice as big as first planned.
TreeHugger Heads to Maker Faire Bay Area 2012

For the fouth year we're heading to Maker Faire Bay Area to check out the amazing projects, gadgets, designs, and DIY wonderfulness that will be gathered there this weekend. Here's where you can follow along!
Top 10 Tech Stories This Week: Tweeting water robots, viruses powering gadgets, eye implants for the blind and more!

Get caught up on the best tech stories from the past week!
Cleantech A Beacon In The California Gloom

Cleantech isn't just about sparking innovation, but also about helping California's economy grow.