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Hot Cities: The Urban Heat Island Effect

Hot Cities: The Urban Heat Island Effect

A Columbia University researcher discusses the urban heat island effect and the university’s green roof research station.

By Rachael Rettner | Posted April 26, 2009

More Milk, Please!

More Milk, Please!

Dairy farmers know that happy cows just keep on giving.

By Lynne Peeples | Posted April 22, 2009

A Molecular Weapon Against HIV

A Molecular Weapon Against HIV

Scientists are researching ways to use a “gene knockout” technique known as RNA interference to help fight HIV.

By Rachael Rettner | Posted April 20, 2009

Brazen Orchids

Brazen Orchids

This year’s Orchid Show at the New York Botanical Gardens is a colorful take on conservation.

By Shelley DuBois | Posted April 15, 2009

Grooming Tomorrow’s Environmentalists

Grooming Tomorrow’s Environmentalists

The Audubon Center in Brooklyn’s Prospect Park offers a hands-on chance for children to experience nature, teaching respect for the planet to tomorrow’s environmentalists.

By Allison Bond | Posted April 10, 2009

Sea Level Rise Could Hit North America Hardest

Sea Level Rise Could Hit North America Hardest

A melting ice sheet may cause sea levels to rise unevenly around the globe, recent research reveals.

By Allison Bond | Posted April 6, 2009

Fighting Flies with Flies

Fighting Flies with Flies

New tricks to breed sexier Mediterranean fruit flies could improve control of an important agricultural pest.

By Carina Storrs | Posted April 3, 2009

Powering Down

Powering Down

Google launches software designed to help homeowners reduce electricity consumption.

By Jonathan Teyan | Posted April 1, 2009