Wild geoengineering schemes may aim to reverse global warming by reflecting sunlight into space or storing excess carbon dioxide, but they won't spare humanity

A new study shows that 20 percent of UNESCO World Heritage Sites are at risk, bringing to light the cultural implications of climate change.

Actress and animal advocate Natalie Portman adjusts her vegetarian diet due to 'dairy cravings.' Portman, who recently won a Best Actress Oscar for 'Black Swan,

Alicia Richman donated more than 11,000 ounces of breast milk between June 2011 and March 2012.

New study reveals that as many as 10 percent of samples were diluted with cow's milk.

The United Nations General Assembly has officially recognized access to safe, clean drinking water as a basic human right.

Earth has never hosted 7 billion people all at once before, but according to the U.N., it may reach that spooky milestone by the end of this month.

No one gets more excited about iceberg season than camera-toting Canadian Mark Gray.

A BBC videographer learns what an Arctic seal's final moments might look like.

The cuddly duo — a boy and a girl born at the Hellabrunn Zoo on Dec. 9 — explore their enclosure with their mom, Giovanna.

The insect's DNA helps piece together our evolutionary history.

Video: Dennis Hong is living his dreams — literally — in a lab filled with wacky robots.

A comparative psychologist says African grey parrots have the social skills of a 2-year-old child and the intelligence of a 5-year-old.

Video: Researchers are developing a robot language so 'bots' can cooperate with each other.

An art student inspired by "clean eating" creates ephemeral fruit mandalas that are as tasty as they are beautiful.

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

A controversial move by a church in Georgia has people asking "Can you do that?"

The new policy at Dignity Health Mercy Medical Center in Merced builds trust and community, and the patients are seeing the results.

Plug-In America Vice President Paul Scott used to talk about EVs. Now he's going to be selling them on the floor of Santa Monica Nissan.

Sales of organic are growing and dairy farms are getting incentives to switch to organic farming. Is voting with our dollars actually working?

If countries continue to slow the use of nuclear power can green energy be a viable alternative, and at what cost?

Actors join other others in urging President Obama to stay true to his commitment to reduce nuclear weapons during this year's G8 summit.

Community woodworking shops become popular, insect wings microscopically shred bacteria, and the size of ExxonMobil's Arkansas oil spill grows.

The physicist says that colonization of outer space is the only way we’ll survive.

Why people are protesting the Dakota Access Pipeline.

Researchers in Costa Rica are studying the vocalizations of Alston's singing mice to learn more about human speech.

Tom Gage was one of the creators of the high-performance electric TZero, the car that inspired the Tesla Roadster. But he didn't want to be a carmaker. Instead,

Will bookable-by-the-hour private garden spaces encourage more cooped up urbanites to step outside?

Artist Day Schildkret creates morning altars out of flowers, bark and leaves every day.

Seasonal, local(ish) fruit delivery from small farmers right on your office or home doorstep. Yum.

Spiced, sweet and tangy mango chutney can be used in a wide variety of dishes. This version uses natural sweeteners and is a healthy condiment.

Thieves make off with $20,710 worth of the sweet hazelnut spread.

Despite living in saltwater, manatees like to drink fresh water.

By good fortune, we happened to share our ferry to the windy, carbon-neutral island of Samso with the Danish prophet of renewable energy, Soren Hermansen, direc

12 shiny new off-shore turbines in Germany are a reminder of just how far behind the U.S. lags in race for clean offshore energy.

Germany has spent the last 5 years making solar power a mainstream business. It is poised to spend the next 10 years doing the same for offshore wind — and sh

Insect song, when slowed down dramatically, sounds otherworldly, but also human.

Songs, melodies and tunes transcend time in a way that no other language can.

As the Vienna Chamber Orchestra performs Mendelssohn, a dog saunters up to enjoy the show.

Left all alone, this dog 'plays' the piano and 'sings' the blues.

An 18-year-old pizza delivery driver surprises a family in Detroit by playing piano for them.

A stray cat helped Sarper Duman recover from depression, and now he helps other strays and plays piano for them.

A recent study led by European researchers found Fukushima is not alone, as 22 other plants around the world may be similarly susceptible to destructive tsunami

A new report suggests that while many countries are getting better at managing their tropical forests, deforestation remains a very real danger.

Aiming to help eradicate the 'performance dinosaur' otherwise known as the standard American home, Bensonwood launches an affordable green prefab offshoot dubbe

Check out this video of NYC's first prefab residential building coming to life over a 4-week span in Manhattan's Inwood section.

Vipp, the venerable purveyor of high-end trash bins, gets into the prefab vacation home business.

Archaeologists have uncovered new evidence that could push the date of human habitation in Australia back possibly as far as 80,000 years ago.

A paper hypothesizes that some of our language skills evolved out of specific cave art features.

These volcanic seamounts are rich with life and are estimated to be at least 30 million years old, formed when Australia and Antarctica broke apart.