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Updated: 2 hours 27 min ago

5-hour Energy creator to roll out pedal-powered energy solution in India

Tue, 2015-10-06 14:43
Pedaling for an hour on Manoj Bhargava's 'Free Electric' hybrid bike can supply 24 hours of electricity for a rural household.

SunPump pumps new life into solar thermal heating

Mon, 2015-10-05 10:51
This new design might be the nail in the coffin of geothermal heat pump systems.

New personal air pollution sensor harvests its own energy from wireless networks

Wed, 2015-09-30 18:23
Low-energy IoT devices could be perpetually powered by the virtually free energy of RF broadcasts, ditching the need for batteries and recharging.

XPrize is giving away $20 million for a new technology that makes something good out of CO2

Wed, 2015-09-30 11:56
The competition is looking for new ideas for capturing the emissions from fossil fuels and turning them into something useful instead of harmful.

GoSol releases first free solar concentrator construction guide

Tue, 2015-09-29 12:42
Learn how to build a .5kW solar concentrator from locally available materials with this free guide.

RePhone modular phone kit lets you build your own smartphone in minutes

Tue, 2015-09-29 12:13
The open source kit has an array of add-on modules that let you build something basic to something much more complex. It's like the Raspberry Pi of cell phones.

High tech monitor helps beekeepers track bee activity and colony health in realtime

Mon, 2015-09-28 16:04
The challenge of keeping honeybee hives healthy and viable is getting a helping hand, in the form of a few new high tech tools.

London Tube trains can power stations with their brakes

Mon, 2015-09-28 12:27
Using a new regenerative braking technology, the trains will supply a significant amount of energy back to the stations.

Ôasys orb displays how much water you're using in real time

Wed, 2015-09-23 11:40
Similar to a Nest thermostat but for water use, the glowing disc helps you keep track and manage your household water consumption.

This HORSE converts food waste into fertilizer and energy

Tue, 2015-09-22 14:33
In this case, the HORSE is a 'living' machine, not an animal, and has the potential to reinvent the food cycle.

Trinity portable wind turbines get upgraded and scaled up

Mon, 2015-09-21 13:59
Four sizes of micro-turbines, designed to be portable personal wind energy stations, are in the works from Janulus.

Wind turbine technology stores excess wind power for when gusts turn to breezes

Mon, 2015-09-21 10:42
When wind speeds are higher than a turbine can effectively use, the extra energy is stored for when the wind slows.

Countertop tempeh maker could jumpstart the home DIY protein revolution

Fri, 2015-09-18 14:06
I'm a sucker for tempeh, and because it's not an easy thing to make from scratch, I'm really jazzed at the prospect of a simple and reliable home tempeh maker.

You can now virtually walk among the elephants of Samburu National Reserve

Wed, 2015-09-16 10:15
Google and Save the Elephants teamed up to bring Street View to the Kenyan wildlife reserve to show its residents and spread the need for conservation.

Drone flyover shows the current state of Tesla's gigantic Gigafactory in Nevada

Mon, 2015-09-14 13:16
Construction seems to be going well. There is now an outer shell on most of the superstructure.

Electricity-free dishwasher cleans dishes in just one minute

Mon, 2015-09-14 10:30
The hand-crank device uses a smart design to quickly clean your dishes while saving water and electricity.

Little Sun solar light gets a phone-charging big brother, the Charge

Fri, 2015-09-11 12:47
This beautiful and functional solar charger and LED light is a high-performance sequel to the original Little Sun solar light.

Two new entries to the smart shower device market claim huge water savings

Thu, 2015-09-10 13:53
These two different approaches to water conservation in the shower could make a dent in your water footprint.

Paper art-inspired solar cells track the sun while the panel stays flat

Wed, 2015-09-09 10:17
These solar cells require no bulky tracking systems and could go on any roof.

Is Apple working on a fuel cell-powered MacBook?

Tue, 2015-09-08 10:28
A new patent filing suggests that the tech giant has fuel cells in mind for future computers and gadgets.