Top 5 green South Park episodes. When it comes to environmental satire, no show makes us laugh harder.

Video: The former VP returned to '30 Rock' in honor of NBC's Green Week -- delivering an unexpectedly funny performance as the light bulb-changing janitor.

Al Gore hit NBC last week for Green Week and told Saturday Night Live all about his backup plan for solving global warming-to act completely nuts.

Video: Former vice president tells Weekend Update he's just going to start acting crazy from now on.

Video: Former vice president and environmental icon rallies the troops and turns up the pressure on Obama to pass climate change law.

Al Gore is pushing for a deal in Mexico this summer. But to get there we need a Senate bill by Earth Day.

Video: Bill O'Reilly doesn't take no for an answer. Al Gore learned this the hard way, as a Fox News producer ambushed the former vice president during a lunch

Video: Police are reinvestigating allegations from a masseuse that she was sexually assaulted by former Vice President Al Gore. A legal scholar weighs in.

Our data crunchers take a look at how the eco-stars stack up.

Bloomberg Businessweek's Eric Pooley gives an insider’s view of the American campaign to cut carbon emissions and halt global warming.

Danish environmentalist Bjorn Lomborg discusses his new book "Smart Solutions to Climate Change: Comparing Costs and Benefits'" as well as the film "Cool It," w

Often criticized by members of both parties, Sen. Joseph Lieberman has been a staunch supporter of the environment throughout his career.

The former vice president praised Romney for not being consumed by the 'anti science wing' of the Republican party.

This week, Al Gore announced a new venture — the Climate Reality Project — which he claims will push public interest past the tipping point toward serious a

Al Gore talks about his work on the Climate Reality Project and marvels at the sophistication of Stephen's global warming metaphor.

Former vice president's new book addresses 6 areas of rapid global change, from global warming to the Internet to runaway population growth.

The former vice president has benefited from sustainable investments, Silicon Valley leadership and the sale of Current TV.

In an impromptu talk to a small crowd on the set of '24 Hours of Reality' with Al Gore.

Former vice president reveals in a new interview why he made the switch to a plant-based diet.

Debuting at Sundance, the follow-up to the 2007 documentary continues the former vice president's efforts to educate on the climate crisis.

It will take two men six months to digitally document the largest urban park system in America.

Nike has created the HyperAdapt, self-lacing shoes inspired by "Back to the Future Part II."

The Kirobo Mini can recognize expressions and make conversation.

Is tracking the calories in your food as easy as snapping a picture?

The constantly connected computer in your pocket makes it irrelevant.

From losing weight to learning a language, these apps will help you stay on track.

Maybe it's time to rethink the rules of water warfare and retreat to the age of squirt guns and water balloons.

Keep your phone charged during a power outage with these hacks, or by planning ahead.

The San Francisco SPCA has been ordered by the city to fire a robotic rent-a-cop used to patrol the sidewalks outside of its campus.

Once upon a time, the phone company had to convince us to talk. Oh, how things have changed.

IQbuds Boost hearables are blurring the distinction between wireless earbuds and those so-called medical devices.

It was either this, or peel off and redistribute the stickers.

Boston Dynamics robots imitate human and animal movements, making them impressive — and a little creepy.

Varsav Studios' 'Bee Simulator' allows players to explore a Central Park-inspired place as a bee and protect a hive from humans and wasps.

We're getting more and more smart devices with teensy little idle loads — but they're adding up fast.

It's another new technology that will be great for aging baby boomers; you and your stuff will never get lost.

MIT's Biomimetics department releases video of Mini Cheetah robots frolicking in the leaves.

This basic household item is full of hidden costs — from the environmental impact of mining to figuring out the safest way to dispose of them.

Sharks? Snakes? The animal that's deadliest to humans probably isn't what you think it is.

Squirrels pay close attention to bird chatter to find out if there's a predator nearby.

Scientists have been working to resurrect the woolly mammoth for years now. How close are we, and should we even be doing it?

insects in German forests and grasslands have declined by about one-third in just the past decade.

･ First introduction for a geothermal power plant ･ Enhancing the operation and performance of power generating facilities in close cooperation with customers

･ PT. MITSUBISHI HEAVY INDUSTRIES INDONESIA will strengthen functions of previous Jakarta liaison office ･ Enhanced status will boost MHI's presence in Indonesia

North Carolina's Outer Banks area offers opportunities for a wide range of activities, from quiet reflection to any water-based recreational activity you can dr

The largest of Georgia's barrier islands was once the winter playground for wealthy industrialists and now is a fruitful nesting ground for loggerhead turtles.

Built atop a parking garage, this iconic park is considered the world's largest rooftop garden. It's also the place for kids and curious adults to go.

The headline attraction at Edisto Beach State Park near Charleston, S.C., is 1.5 miles of palmetto-lined beach pristine enough to be the nesting grounds of enda

The tea-colored Great Egg Harbor River is a great way to access the wilderness known as the Pine Barrens. It flows pretty much as it always has — a rest stop

The Golden Gate National Recreation Area is a strand of green gems stretching 70 miles north and south of San Francisco and the famed Golden Gate Bridge. You’