Insects are a sustainable protein source for much of the world's poor. Soon, they may also be bread.

These five food initiatives aim to increase food security, improve quality of life, and decrease money spent on diet-related diseases.

Alexandra Cousteau ventures out of sight, deep into the cool world of New Mammoth Cave in Tennessee.

Alexandra Cousteau revisits Scott St. Pierre in Louisiana and learns how he and others are coping with the oil spill.

Alexandra Cousteau searches for the lost creeks that now flow under Toronto roadways.

Chuck visits a unique community with an organic farm, three restaurants, thousands of acres of green space and EarthCraft homes.

Learn how a community was built with pedestrians in mind.

Video: Greg Grunberg & Wendy Davis offer their eco-tips.

Chuck talks trees, carbon audits and clean air with baseball legend Ryan Klesko on his tree farm.

This offbeat but ancient gardening technique remains a novel way to show off your plants.

The U.S. Department of Energy's Advanced Research Projects Agency-Energy (ARPA-E) has awarded $151 million to 37 forward-thinking energy research projects.

Two groups have received $80 million in funding from the ARRA for advanced biofuels research.

In the past, this season has brought bad news to nuclear power advocates. This year, everything is turning up roses.

The U.S. Department of Energy has announced the 20 communities that will receive $60 million in Energy Efficiency and Conservation Block Grants.

DOE Recovery Act awards continue with the recent announcement of $92 million in funding for energy research programs.

Turbine sites in Delaware, Maryland, New Jersey and Virginia identified as prime parcels for projects.

The U.S. Department of Energy is providing a $50 million loan to Vehicle Production Group for the creation of an eco-friendly accessible car.

Entrepreneurs are encouraged to participate in the America's Next Top Energy Innovator challenge, hosted by the Department of Energy.

The fourth round of ARPA-E funding totals $130 million for five different program areas.

App developers can enter to win up to $30,000.

Gardener Donna Stumphf wanted to grow a few vegetables for the needy and ended up with more than 1.5 tons.

The FDA has now confirmed that the disgusting sludge a man poured from a freshly opened Pepsi can was a dead frog or toad.

Video: A study conducted by Consumer Reports found BPA in almost all of the 19 name-brand foods tested -- from juice to chicken soup and tuna fish -- raising co

The hip Scandinavian superstore becomes the latest company affected by the broadening scandal.

A new device that takes K-Cups apart has the potential to keep millions of single-use pods out of landfills.

Onward Bag is landfill-skirting design at its most ingenious.

Sweden, a recycling-happy land where 810,000 homes are heated by the incineration of waste, is facing a unique dilemma: It needs more fuel.

Breathe new life into hard-to-recycle junk with these innovative solutions.

Junkyards can be fascinating, profitable and, too often, dirty and ecologically dangerous.

A study from UC Berkeley reveals that information stimulates our dopamine-producing reward system — just like food and money.

There's an 'urgent need' for rules governing the use of lab-grown brains.

Research suggests one sex may be better than the other when it comes to humor.

The wreck, dating back 2,000 years, is estimated to contain some 6,000 amphorae.

DNA found in chewed birch pitch helps scientists recreate image, but it's also unraveling other Stone Age secrets.

Engineers have developed a prototype for an engine that's fueled by microwaved air.

Massive gem, the second-largest ever found, measures a whopping 1,111 carats.

The ability of royal jelly to help heal wounds is yet another great reason to love (and save) the bees.

Amateur photographer Steve Biro takes a riveting photo of a bald eagle and his mirror image.

The drab potoo bird uses its coloring to disguise itself as a tree limb.

Grab your binoculars and help scientists study bird populations in the 2019 edition of the world's longest running citizen-science survey.

Video shows a majestic murmuration of starlings flying across a beautiful Irish sky.

Scientists have found a new influenza virus that infects bats. But don't pull out the hand sanitizer leftover from the H1N1, or swine flu, pandemic just yet. Wh

Could H1N1 have a bright side? New research leads to encouraging steps forward in the fight against flu.

Some prize pigs at Ohio's county fairs may have a dark secret.

Forty-one states are battling widespread influenza outbreaks early in virus' season.

A brand new flu virus has been found in Peruvian bats.

The lower vaccination rate in this age group may be one reason for the unusually high number of hospitalizations and deaths, the CDC says.

Officials are worried that a group of people in the Amazon who had been living in isolation from the outside world may have contracted the flu.

Dr. Don Milton's Gesundheit machine collects the breath exhaled by a sick person so researchers can study how viruses are spread.

Research centers collaborate to create a better, longer-lasting solution to the yearly flu assault.