technology

how things work

biorpinter

3D printing grows up, heals wounds by printing skin

Scientists have created a mobile bioprinter that when filled with a patient's cells, prints skin directly into a wound.

Melissa Breyer

By Melissa Breyer in Gadgets March 1, 2019

xenon thruster

Does this new rocket engine threaten to fill the atmosphere with mercury?

Clean Technology

Lloyd Alter

By Lloyd Alter November 21, 2018

coal emissions photo

Are negative emissions technologies about to go mainstream?

Clean Technology

By Sami Grover November 19, 2018

Toyota Mirai hydrogen fuel station

Is hydrogen back in the energy picture? Or is it all just shilling for oil companies?

Clean Technology

Lloyd Alter

By Lloyd Alter November 13, 2018

Jimmy Carter with solar panels

Whatever happened to Jimmy Carter's solar panels: The sequel

Solar Technology

Lloyd Alter

By Lloyd Alter October 29, 2018

orkney island view from coast out to sea

Innovative floating tidal-power turbine generates 3 GWh of energy in its first year of testing

Clean Technology

By Megan Treacy October 16, 2018

tilos greece

Greek island Tilos on its way to becoming fully powered by renewable energy

Clean Technology

By Megan Treacy October 10, 2018

Just what we needed dept.: An air-filtering diesel bus

Clean Technology

Lloyd Alter

By Lloyd Alter September 27, 2018

server setup

Low-Tech Magazine switches to a low-tech, low carbon website

Solar Technology

Lloyd Alter

By Lloyd Alter September 26, 2018

solar roadway in france

Solar road in France generates half the power expected

Solar Technology

Lloyd Alter

By Lloyd Alter September 24, 2018

iphone

Resist disastrous planned obsolescence by making old iPhones sexy again

Melissa Breyer

By Melissa Breyer September 11, 2018

nasa icesat-2

NASA launching a new ice monitoring tool that can identify changes the width of a pencil

Clean Technology

By Megan Treacy August 28, 2018

sand tiger shark

Laser-toting robots monitor vulnerable sand tiger sharks

Clean Technology

By Megan Treacy August 13, 2018

Naturally green

How can people demand a "naturally green" environment and hate wind turbines?

Wind Technology

Lloyd Alter

By Lloyd Alter August 6, 2018

female scientist

This computer program could make animal testing obsolete

Clean Technology

Katherine Martinko

By Katherine Martinko July 13, 2018

Gosun Fusion

No Sun? Get a GoSun Fusion solar cooker and live better electrically

Solar Technology

Lloyd Alter

By Lloyd Alter July 10, 2018

a fridge is a heat pump

2 rallying cries for a green building revolution: Reduce Demand! and Electrify Everything!

Clean Technology

Lloyd Alter

By Lloyd Alter June 22, 2018

geotech

New heat pump technology heats and cools houses at lower cost

Clean Technology

By Megan Treacy June 21, 2018

fairphones

Fairphone 2 is the world's first ethical, modular smartphone

Lloyd Alter

By Lloyd Alter June 21, 2018

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Canned beer

Beer and pop cans are not being recycled because car and airplane makers don't like recycled aluminum

Leonas Garbačauskas

Modern 226 sq. ft. micro-home is hidden in converted garage

Toyota Mirai hydrogen fuel station

How many solar panels does it take to fill up a hydrogen car?

supermoon

Rare supermoon coincides with the first day of spring

Passive House Plus cover

Passivhaus in the woods is totally TreeHugger

Julia Ranson

This teacher wore the same dress for 100 days

Non-toxic home

8 things to never bring into your home

Three kinds of table salt

Microplastics found in 90% of table salt

Happy cyclists in Minnesota

Cycling is the happiest form of transport

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