Nic Darling is part of Postgreen Homes, builder of the 100K house and others that I have raved about; Postgreen is a different kind of developer, working in gritty urban parts of Philadelphia, doing smaller, more affordable

If you own an electric car but don't own a garage, what do you do?

Are solar-powered trash cans a fuel-saving, money-saving way to keep the streets clean? Or are they worse than regular trash cans?

Turns out he was doing 46 miles per hour in a 25 mile-per-hour zone. But let's all blame the girl for distracted walking!

We have gone beyond gentrification and are now talking about Pikketyfication, aristocratization and plutocratification.

This is the future of building, and it works. Get used to it.

Made with a tight budget and schedule, this structure was up and running within a matter of weeks.

This architect converted a shipping container to accommodate an expanding office.

They actually might in certain cases, using off-peak power at peak times.

Doug Ford, now leading in the polls, wants to open up more of it for development.

It's partially built out of Cross Laminated Timber; it "immerses students in this relatively new product."

One newspaper says there is no difference between organic and conventional milk; another says the test pool is far too small to make that conclusion.

Just what we needed in what was a decarbonizing planet.

Canadian birch hauled out of Canada's Ottawa River adds resonance and tone.

220 years ago a lot of people wanted to move to Canada. Here is how they were welcomed.

Pay attention, as this sort of thing could hit other mountainous areas that are dependent on glaciers for their water supply.

The Conga mine, which is majority owned by Newmont Mining Corp, would produce gold as well as copper and silver. Protesters are concerned the mine will contaminate their water and affect a major aquifer.

Just when it started to seem like we had mapped out pretty much all lifeforms on Earth, biologists say they have now found yet another ark-full -- and all in just one small region of South America.

The new find may change anthropologist's conception of early Peruvian prehistory.

Peru continues to approve oil and gas projects despite previous exploration leading to the death of half the Nahua tribe.

Born out of first-hand research in a Lima slum, this time and water-saving device is targeted at families that live without electricity or running water.

Nations met in Peru this month to discuss solutions to climate change

Created for adventurers by adventurers, this unique hotel in Peru features three sleeping pods that guests must climb up to.

Outfitted with GoPros and solar-powered GPS trackers, the crew of carrion-loving vigilantes is sniffing out illegal dumps in Lima.

A skeleton of the bizarre land-walking whale provides answers about how whales first spread around the world.

And the 15 cleanest, according to the annual ranking from Environmental Working Group.

New research documents that mantises worldwide are eating small birds; in the US, invasive mantis species are devouring hummingbirds.

A new study provides the first biomarker-based evidence that maternal exposure to insecticides is associated with autism among their offspring.

When four American families switched to all-organic diets for a week, the results were dramatic.

And the top 15 that are least toxic.

For example, 72 pesticides approved for use in the United States are banned or in the process of being phased out in the EU.

Wildlife Conservation Society is treating the purloined parrots at a specially built care facility; some 900 have been released back into the wild.

This multifunctioning stair hides a generous bookcase underneath.

A health insurer practices what it preaches.

Want to get quickly into the tree canopy? This modular set of stairs can be quickly and easily wrapped around any tree, without doing damage to the trunk.

Neri&Hu turn climbing the stairs into an experience for Bloomberg in Hong Kong.

Why go diagonally when you can go straight up?

Sometimes you wonder what they were thinking.

Nicknamed 'Farout' by the team that discovered it, the celestial object is some 11,160,000,000 miles away.

For billions of years, a tiny moon has been slyly orbiting the ice giant – now the little lovely has a poetic name, as well as a surprisingly violent backstory.

Morocco is making good on it's stated goals of increasing renewable energy development, leading towards 40% of electricity from renewables over the next decade.

Hydroelectric power is an easy choice to make if you have access to a stream or river, but this concept takes advantage of the streams running through our walls: our plumbing.

Think you need to be an engineer and spend a bundle to create a mini-hydropower generator? Think again.

Emissions from tropical hydropower dams in Brazil are up to four times higher than often assumed, new research shows.

While grid-scale liquid metal batteries might be a more exciting technology, good old pumped hydro storage is one of the ways we can store power from intermittent sources (like solar & wind) or shift supply around (from the night to peak use).

A new study published by The Proceedings of the National Academy of Sciences serves as a great example of the interconnectedness of nature and how human activity can disrupt life-sustaining systems.

According to the International Energy Agency (IEA), by 2018 renewable should overtake natural gas to become the world's second-largest source of energy (oil is #1).

A travel writer captures the beauty of Iceland's wilderness, but will these natural wonders exists for much longer?

For backpackers wanting something other than solar power.

A mix of wind, solar and hydro power could replace fossil fuels in every country in the world.