Former astronaut and U.S. Sen. John Glenn, who passed away this week at 95, is remembered as a true American hero.

Jonathan Kesselman shares his knowledge of green jobs with others in Times Square.

Ride-sharing giant says its foray into the e-bike scene will give its customers more ways to affordably get from Point A to Point B.

The two brightest planets in the sky, Venus and Jupiter, will likely draw attention to the western sky as darkness falls this week.

A NASA sun-watching spacecraft will have an unbeatable view of June's historic Venus transit, but some of the probe's scientists are taking measures to get a gr

After blowing its first chance to orbit Venus two years ago, Japan's Akatsuki spacecraft is ready for a comeback in 2015, mission scientists say.

Most middle-aged women do not give up sex as they age, especially if sex is important to them.

Study found that men who ejaculated more than 21 times a month were significantly less likely to develop prostate cancer.

The latest black hole discovery opens a whole new universe of not-so-big black holes.

Louisiana Gov. Jindal puts up Flickr album of gruesome oil creeping into Louisiana wetlands.

While the the big NGOs appear to be asleep at the wheel, thousands of Americans will gather on June 26 to make a bold statement to Big Oil execs: 'Stay off our

Why are government officials still blocking journalists from documenting the Gulf oil spill? What are they hiding, and why is Obama letting it happen?

The melt-off from the world's ice sheets, ice caps and glaciers over eight years of the past decade would have been enough to cover the United States in about 1

We know sea levels will rise, and by just looking at the Southeast region, it's easier to see how sea level rise will affect wildlife and culture.

Work will be a how-to handbook based on her mission of 'creating a natural, authentic, and nontoxic life' for her family.

Actress delivered a 7.5-pound baby girl at her Pennsylvania farm on July 2.

The new "Improved Formula' baby shampoo will no longer contain quaternium-15 and other potential carcinogens.

Parents may be teaching babies to use food as a comfort, which leads to obesity later in life, studies show. But as a parent, I'm not buying it.

Despite local opposition, Mitt Romney is given the green light to raze his existing beachfront home in La Jolla, Calif. and replace it with a ginormous mansion.

In Beijing, a city lousy with haunted spots, one historic mansion in need of some TLC just can't seem to catch a break due to its ghostly reputation.

A family proves that even the most ramshackle out buildings can be transformed into cozy, habitable spaces with a bit of hard work and creative design.

A design firm best known for its repurposed cardboard creations tries its hand at small-scale adaptive reuse with absolutely gorgeous results.

Actor teams with Google and the United Nations to collect real-time satellite imagery of war-torn Sudan region.

The head of the U.N.'s World Food Program talks about how we can fix the hunger problem.

Climate change has already taken a serious toll on human well-being and world economies.

While traveling through Antarctica, journalist Charlie Bird had an up-close encounter with some adorable seals that left him giggling.

This powerhouse veggie includes compounds that will enable you to run further — but incorporating it into your diet should be done carefully.

The zoo s hoping the 2-year-old male will pair up with the resident female and produce a cub.

Video: Searching below the surface of Antarctica for the mysterious neutrino.

Five years in the making, the film takes audiences on an interfaith journey through one of the world's 'most storied' cities.

Nat Geo's telling of Christ's life focuses on his plight as a human being living in such a tumultuous time.

Roughly a third of all scanned mummies contained no body inside.

To broaden support for space exploration, advocates should consider approaching religious groups.

The effect was greatest as kids got older, with tweens increasingly less likely to share.

Fancy a new townhouse on Cupidity Drive?

What did Jesus' drink at his last meal? Experts speculate what the modern-day counterpart would be, and you can try this at home, too.

When the Dalai Lama and Archbishop Desmond Tutu get together to share wisdom, we should all stop to listen.

Martin Luther King Jr.'s legacy lives on through his speeches and sermons.

Artifacts uncovered at the bottom of Lake Titicaca show this religion pre-dated the Incas by 500 years.

Research is finding that probiotics might be useful in treating high blood pressure, anxiety, eczema and other maladies.

After a rocky start in December, sales of the Nissan Leaf improved in the new year.

As gas prices rose in March 2011, so did sales of the Toyota Prius and other hybrid vehicles. The rise in sales of the best-selling hybrid mimic the trend set d

The lucky few have gotten their Nissan Leafs, but the company has scaled back its 2011 U.S. deliveries from 20,000 to 10,000, and dampened expectations about a

More than 1,700 Nissan Leafs were sold in June 2011.

Reduced production is leading to sales declines for both Toyota and Honda hybrids.

Meet the author, farmer, entrepreneur and leader of the local food movement as he shares his thoughts on modern farming and the needs of animals.

Actress Scarlett Johansson once again says she would enjoy being an organic farmer when her Hollywood career is over.

Multi-university project asks how organic farmers can control these pests and protect their crops.

This book takes you on a journey to an organic Japanese farm through personal stories and recipes.

Robert Alvarez, a senior scholar at the Institute for Policy Studies, says the operators of the stricken Japanese nuclear plants are using a “hail Mary” met