Researchers think nanowood has enormous potential as a green building material.

Future of Energy

Could 'Nanowood' Replace Styrofoam?

Scientists at the University of Maryland have developed a biodegradable material that is both strong and a good insulator

“Cheaper electricity is better. Clean energy is better,” says Georgetown Mayor Dale Ross.

Future of Energy

Is a Texas Town the Future of Renewable Energy?

A high-wattage Republican Mayor of Georgetown, Texas, has become the unlikeliest hero of the green revolution

Ralph Teetor (right), cruise control in hand, with William Prossner, president of Perfect Circle, in 1957.

The Sightless Visionary Who Invented Cruise Control

Self-driving cars were far from Ralph Teetor's mind when he patented his speed control device

Future of Energy

The Countries Poised To Become "Renewable Superpowers"

The fossil fuel era won't last forever. And a new set of nations will find their reserves of lithium, copper and rare earth metals in high demand

Rising global temperatures may make many cities too warm to host the Winter Games in the future.

The Beijing Winter Olympics

In a World Striving To Cut Carbon Emissions, Do the Olympics Make Sense?

Perhaps there is still a case for the greenhouse-gas gushing games if host cities amplify their efforts to showcase green tech and innovations

Could drone delivery help the environment?

Future of Energy

Is Drone Delivery Good for the Environment?

Reducing the need for trucking by delivering some packages with electric drones could save fuel, and potentially carbon emissions. But how much?

Grazing sheep on solar farms can be a win-win for the energy and agricultural industries.

Future of Energy

There's a New Job in the Solar Industry

And it involves shepherding a landscaping crew of hungry sheep

View from the cockpit of Solar Impulse 2 as the plane heads for landing in Abu Dhabi.

Future of Energy

Inside the First Solar-Powered Flight Around the World

A new documentary highlights the challenges overcome by the experimental aircraft, Solar Impulse

Future of Energy

Electric Eels Inspire a New Type of Battery

Researchers took a cue from the electric eel to create a soft, foldable battery that could one day power devices like pacemakers

Future of Energy

Could Giant "Solar Rigs" Floating On the Ocean Convert Seawater To Hydrogen Fuel?

Scientists at Columbia University have designed a device that could make the process economically viable

The inventor at rest, with a Tesla coil (thanks to a double exposure).

The Extraordinary Life of Nikola Tesla

The eccentric inventor and modern Prometheus died 75 years ago, after a rags-to-riches to rags life

Future of Energy

The Costs and Benefits of Hydropower

Damming rivers may seem like a clean and easy solution for Albania and other energy-hungry countries. But the devil is in the details


Future of Energy

Future of Energy

Bold new ideas to meet the world's burgeoning need for power

Future of Energy

Greek Yogurt Fuels Your Morning...And Your Plane?

Researchers have developed a method for turning yogurt whey into bio-oil, which could potentially be processed into biofuel for planes

What a Vice President of the Humane Society Has To Say About Lab-Grown Meat

In a new book, Paul Shapiro describes clean meat as a promising alternative to industrial-scale farming

Don't touch that thermostat.

Future of Energy

The Things People Do To Foil Energy-Saving Buildings

New research on how occupants inhabit energy-efficient buildings reveals behaviors designers don't anticipate—and a slew of bloopers

A medium-size passenger jet burns roughly 750 gallons of fuel per hour.

Future of Energy

Can Sugarcane Fuel Airplanes?

Scientists have engineered sugarcane to increase its oil content, and they are developing renewable jet aircraft fuel from the oil

Future of Energy

The Man Dead Set On Building an Offshore Wind Farm on Lake Erie

Lorry Wagner has Cleveland on track to lead a nascent offshore wind industry in the U.S., creating clean energy and jobs for a city in need of both

A solar and battery-powered microgrid got San Juan’s Children’s Hospital quickly back online after Hurricane Maria.

Future of Energy

Why Puerto Rico's Power Can't Come From Solar 'Microgrids' Alone

The island could benefit from on-site solar and battery backup, but the strategy isn't a cure-all for its energy woes

Water-strapped cities with growing populations and energy needs could benefit the most. Greater Phoenix, for instance, is served by this reservoir and irrigation system fed by the Colorado River.

Five Questions You Should Have About Evaporation as a Renewable Energy Source

What’s the big deal with evaporation-driven engines?

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