Business & Technology

Anti-advertising billboard showcases the clean air around it

This billboard is highlighting the good job done by the Clean Air Act while also giving instant weather updates.

The green side of Jonathan Franzen and 'Freedom'

Ask Umbra's Book Club announces Jonathan Franzen's 'Freedom' is next book

Ask Umbra decides to take on fiction and the Oprah Book Club in this month's Ask Umbra Book Club selection. Read about the book and find out when the conversation begins here!


Ask Umbra on how to repair a broken electric toothbrush and other gadgets

Ask Umbra brushes off her handy tools for fixing gadgets -- like a reader's broken Sonicare toothbrush.


Urbivore’s Dilemma, Weeks 20-22: Cooking strike

I’ve spent very little quality time with the fruits and vegetables from the CSA of late except in their most simple form -- raw. But should I really be trying to eat turnip greens and sweet potatoes uncooked?


'Sister Wives' is latest reality show to glorify mega-families

TLC made fauxlebrities out of Jon and Kate Gosselin and the Duggar family with its 19 kids. How do you get bigger and weirder than that? Polygamists!


Watch Sylvia Earle, Fabien Cousteau, Van Jones, others explore plastic pollution and the ocean

Activists, innovators, explorers, and artists are gathering in Los Angeles on November 6 for TEDx:GreatPacificGarbagePatch. It's featuring a day jam-packed with videos and live speeches from a gyre's-worth of famous ocean-lovers and plastic-pollution-haters. Watch the livestream here all day Saturday!


Turning energy savings in London into solar for Africa

What if turning off the lights in your home or office could help people in Africa turn theirs on?


The greenest party schools

Which colleges make the green grade and know how to party?


Oscar-nominated documentary 'Waste Land' explores the world's largest garbage dump

Fascinating trash-art documentary Waste Land netted an Oscar nomination today for Best Documentary (Feature). Read our interview with the director!