The mixing of old and new is one of the toughest things to deal with in architecture. Do you try to blend in, doing faux old, or stand out in contrast? Does everything get perserved in amber or can

Open terrace in Kimmel Center was too hot or too noisy; now it's fixed.

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

A contemporary design for an earthquake-resistant, modular home.

Drivers used to get away with murder; new legislation is much stronger.

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

Just what we needed in what was a decarbonizing planet.

Who needs trees when you can have beer in corner stores?

At the ConocoPhillips annual shareholder meeting last week, CEO James Mulva announced the company's withdrawal from the oil-drilling project in Block 39 of the northern Peruvian Amazon. It was a highly controversial project

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.

Hundreds of dolphins and pelicans have been found dead on beaches in Peru since February, prompting the government to issue a public health warning.

A new study finds altered neurological performance in children during peak pesticide spraying for the Mother's Day flower harvest.

Our food chain can so easily be disrupted, as this example of eggs contaminated with a pesticide not approved to be anywhere near a chicken proves

"It's not just about the bees, it's about the survival of humanity"

Which side of the bed gets the stair? Batlab solves it with two.

Our blue-green Earth might have actually been a different color, thanks to this molecule.

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.

The Grand Inga dam will be double the size of China's Three Gorges, but big questions remain about whether ordinary Africans will actually get its electricity.

The latest figures from the EIA show renewable energy sources overtaking nuclear power in the US, through the first nine months of 2011.

Fresh criticism from Georgian environmentalists adds to the diplomatic tensions created by Turkey's dam-building spree.

The project will take advantage of the sun, mountains and sea.

Income for farmers, or fracked natural gas—will communities be allowed to decide?

Conservationists are celebrating a British firm's recent pullout from a biofuel project in Kenya that they say would have destroyed the Tana River Delta, a wetland ecosystem crucial for regional wildlife.

Studio Schneemann, together with the Kenyan initiative Uniqueco, collect and turn wasted flip flops from the beach into colourful and squichy furniture and lighting.

An international music festival in the slums of Nairobi is unusual enough. But one that plans to stop a dam and save an indigenous way of life? Let's party.

A UK offset company launches a world-first partnership to finance Life-Straw water purifiers in Africa.

Jason Aramburu is trying to revolutionize how we garden by expanding the production of "Black Revolution" biochar, a soil-less growing medium made from farm waste.

"The Ministry of Energy has insisted that they need this energy. What we are questioning is—how was the agreement reached, what is the cost of purchasing this power?"

The estimated 80% of Kenyans that are not on a grid rely solely on kerosene to light their homes. But a pay-as-you-go home solar system promises to deliver clean, affordable lighting to rural areas.

Many sunscreens contain chemicals that are devastating to sensitive coral and other marine life.

There are huge gains to be made by boosting efficiency. Even if we can never get to 100% because of the laws of physics, we could get much closer than we are now.

Instead of building giant concrete buildings filled with uranium, why not build smaller energy-efficient buildings filled with people.

There is so much in their new strategy that I can't get it all in the title.

and lessons in management from Renaissance Florence

Instead of tossing it, fisheries should capture the protein and fat left in water and use it to feed humans and animals a second time around.

Even with falling subsidies, solar still makes sense.

This soil-free smart garden promises fresh greens and veggies that are grown as local as it gets.

A consumer product guide compiled along with iFixit shows which brands make it easy to fix our gadgets and which don't.

The technology could lead to cheaper hydrogen cars in the future.

Grow some of your own greens, veggies, and herbs indoors with one of these automated hydroponic growing systems.

Our photo of the day visits the wacky world of nudibranch sea slugs.

From cookies and cake mix to hair care and toothpaste, here's where to look for sneaky, eco-catastrophic palm oil.

The newest version of this solar charger & battery is lighter and offers a more powerful solar panel, and includes dual USB ports and a USB-C port.

The inventors of the innovative LuminAID solar lantern are Kickstarting another version of their device, this time with the added feature of a charging port for portable electronics.

Portable solar chargers keep getting lighter, smaller, and more rugged, and PocketPower promises to deliver on all three of those features at a low price.

A study suggests we should turn up the heat; it's not so simple.

Get set for cool, wet weather with this high-quality footwear.

Smog-choked, traffic-clogged Tehran may seem an unlikely candidate for an environmental honor, but the Iranian capital's aggressive recent moves to improve its public-transit

Polar bears re-brand a Shell refinery in Denmark.

Greenpeace urges outdoor lovers to reject the chemicals used in popular weather-resistant fabrics.