It's worth keeping tabs on some of the world's most eccentric billionaires, especially if it was their wacky ideas that made them so rich to begin with.

Grad student Christopher Johnson hopes to save lives with a little help from some microscopic partners.

The mail subscription service combines high-tech analytics and personal stylists to send women clothes they'll love.

Media professional hopes to turn others on to farming with her new website.

Conservation photographer Morgan Heim talks about her work, and how being foolish can lead to brilliant things.

Father-daughter team turns a common race practice into a clever opportunity to help the less fortunate.

Cristina Mittermeier discusses the modern movement of conservation photography in an interview.

The nonprofit Gearing Up gives women in recovery a chance to get outside, build self-esteem and bond with one another.

The Pollination Project offers small grants to social-change startups — with big results.

From explaining the mysteries of nature to proving the power of daydreams, Albert Einstein gave the world a lot to be grateful for.

The creator of Tabasco sauce is often credited with a proliferation of large rodents called nutria in the swamps of Louisiana.

Lush, lovely and totally invasive, running bamboo has been branded as public enemy number one in several towns in the Northeast.

Florida officials say they've bagged one of the biggest Burmese pythons ever found in the state: an 18.2-foot-long female weighing some 150 pounds.

Invasive "crazy ants" have been displacing fire ants, and a curious defensive strategy may be behind the crazy ants' bold takeover.

The beetle has already wreaked havoc around the Pacific, and recent sightings in Hawaii could spell trouble for its iconic palm trees.

White-nose syndrome is obliterating American bats, but scientists may have found a ray of hope: bacteria that live on bat wings.

The brown anole is an invasive species, and if you can't beat 'em, eat 'em.

In the latest Python Challenge, researchers bagged over 2,000 pounds of the problematic snakes and discovered some of the species' secrets.

All it took was one avian aficionado with a love of William Shakespeare to introduce this aggressive species to the United States.

Feral cats cover a staggering 99.8 percent of Australian landmass, according to a new report in the journal Biological Conservation.

The first release of moths with genetically-engineered "self-destruct" switches onto American farms is being heralded as an insecticide-free solution to pests.

Learn about Scenic Hudson, a land preservation organization and environmental advocacy group.

See how smart growth and conservation easements play a role in preserving the land of the Hudson River Valley.

Visit Garrison, N.Y., an environmentally friendly community just an hour north of New York City.

Video: Learn about ecoartspace and how that organization addresses environmental issues through the visual arts.

MNN co-founder and keyboardist for the Rolling Stones, Chuck Leavell, sat in with Jimmy's band on last night's show. And Fallon gave a shout-out to MNN.

Chuck Leavell, keyboardist for The Rolling Stones and the cofounder of MNN, sits down with noted environmentalist Ray Anderson of Interface Inc. Anderson, a not

Rolling Stones piano player Chuck Leavell shows off Charlane Plantation, where he champions the importance of trees.

Measures taken in the current Ebola outbreak may hold some clues for how to handle samples brought back to Earth from Mars.

NASA is getting ready to launch a daring test flight of a capsule that could eventually bring humans to deep-space destinations like Mars or an asteroid.

Long a subject of speculation, our neighbor has yet to yield signs of life. But that hasn't kept people from imaging it's there.

A new 4-minute film casts digital humans in real extraterrestrial destinations, guided by the timeless words of Carl Sagan.

A giant crater on Mars may have been able to support microbial life for millions of years in the ancient past.

Ancient Mars featured flowing rivers and sizable lakes — but that doesn't mean the Red Planet definitely could have supported life.

NASA's Curiosity rover has made a surprising find that could help scientists get one step closer to figuring out if Mars has ever supported life.

The White House budget proposal for NASA in 2016 calls for a $500 million boost over the 2015 enacted budget and would keep NASA on its path to Mars.

One hundred people are still in the running to become humanity's first Mars explorers.

A mystery is brewing on Mars: Amateur astronomers spotted enormous plumes erupting off the Red Planet's surface, leaving scientists puzzled.

Paying taxes is an inescapable reality — even in space.

Mice zapped with cosmic rays can incur brain damage, suggesting that astronauts' brains could suffer over time on deep-space missions to Mars and beyond.

To prepare for future colonies on Mars, NASA is asking for ideas on how to keep Red Planet astronauts safe that require minimal resupplies from Earth.

An innovative concept for tiny probes attached to gliders could one day allow small robots to explore intricate locales on Mars.

NASA's Mars rover Curiosity has found a new route to some interesting rocks after its original path proved too difficult to traverse.

NASA's huge supersonic parachute isn't ready to land astronauts on Mars just yet.

Elon Musk says nuclear detonations on the red planet offer the quickest path to making it habitable. But what other options are there?

The Arctic island has a fair amount in common with the Red Planet, at least on its surface.

NASA Administrator Charles Bolden says the agency's current goal of getting astronauts to Mars in the 2030s is eminently achievable

Extraterrestrial business questions about asteroids and spaceflight finally answered.

Not only do we need to keep Earth safe from alien microbes, but we need to keep space safe from Earth microbes.

'White Mars,' as Antarctica is known, is ideal for studying the long-term effects of isolation.