Energy from microbes for drying sewage sludge

A new biodrying process from Siemens quickly converts sewage sludge into a usable form while saving energy. When dried with the new process, sludge from wastewater treatment can be used as fertilizer, dumped in landfills ...

Connected security systems tether homes to owners' smartphones

When Debbie Klava's daughters come home from school in Elk Grove, Calif., she knows the minute they walk in the front door. Even though she's working in an office 90 minutes away, she gets an email or cellphone text when ...

A way to reduce the Internet's energy drain

(Phys.org) -- Swiss researchers at EPFL have developed a device intended for monitoring and saving the energy consumed by large data centers. It was developed in collaboration with Credit Suisse, which has used it to equip ...

Scientists track your carbon footprint, step by step

If you're driving your SUV to the farmers market to buy local asparagus and thinking you're making a difference for the planet, - not so fast. You're focused on a detail and ignoring the gas-hogging elephant in the room.

A free product to measure carbon footprint

MiserWare, a spin-off company of Virginia Tech's College of Engineering, is launching a free product that allows companies or individuals to measure their carbon footprint in terms of total power usage.

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