iOS app Android app

Life on Earth

The Accidental Human

Mario Livio | Posted 08.25.2015 | Science
Mario Livio

A few of my colleagues even argue that the fact that we haven't found any signs of intelligent civilizations in the Galaxy so far, may mean that we are the first one to reach intelligence.

Our Journey and The Truth of What We're Doing To Each Other

Dragos Bratasanu | Posted 07.08.2015 | GPS for the Soul
Dragos Bratasanu

In the first year of school we learn that the Earth spins around the Sun. What is probably less known is that Earth, the planets in our solar system t...

Scientists Believe They've Found The Smallest Life On Earth

The Huffington Post | Jacqueline Howard | Posted 03.04.2015 | Science

So, this is about as small as life can get. Scientists from Lawrence Berkeley National Laboratory and the University of California, Berkeley have c...

Scientists Use Super-Powerful Laser To Simulate 'First Spark Of Life'

The Huffington Post | Macrina Cooper-White | Posted 12.10.2014 | Science

It's long been known that life on Earth arose about 4 billion years ago. But what caused the first "spark of life?" That remains a topic for debate. ...

Bacteria Evolved to Save the Planet. Can We?

David Waltham | Posted 01.25.2015 | World
David Waltham

After millions of years of gloriously successful life on Earth, a dangerous new organism arose and spread rapidly across the planet. With unprecedented efficiency, this revolutionary life form pumped noxious fumes into the air, destroyed ecosystems, and exterminated a substantial fraction of its fellow species. And the gasses it added to the atmosphere drastically altered global temperatures so that, between habitat destruction and climate change, the world was changed forever.

Ancient Earth's 'Deep History' Gets Major Rewrite

The Huffington Post | David Freeman | Posted 09.08.2014 | Science

It may be time to rewrite geology textbooks. Geologists say they've found evidence that oxygen-producing life existed on Earth some 3.02 billion ye...

Alien Life May Have Arisen WAY Earlier Than We Thought | Katia Moskvitch | Posted 02.04.2014 | Science

Earthlings may be extreme latecomers to a universe full of life, with alien microbes possibly teeming on exoplanets beginning just 15 million years a...

WATCH: Scientist Completes 'Jigsaw Puzzle' Of Early Earth | Katia Moskvitch | Posted 11.12.2013 | Science

LONDON — Billions of years ago, the Earth's atmosphere was opaque and the planet's surface was a vast magma ocean devoid of life. This scenario, s...

Has Scientist Found Holy Grail Of Life?

The Huffington Post | Posted 11.04.2013 | Science

Scientists know life on Earth began more than 3.8 billion years ago, but exactly how it began has long been an unanswered question. Now a scientist...

What Ancient Rocks Reveal About Life On Earth, Other Planets

LiveScience | Charles Q. Choi | Posted 09.26.2013 | Science

Oxygen may have filled Earth's atmosphere hundreds of millions of years earlier than previously thought, suggesting that sunlight-dependent life aki...

How Much Longer Can Earth Sustain Life?

The Huffington Post | Meredith Bennett-Smith | Posted 09.24.2013 | Science

How much longer will the Earth be able to sustain life? Assuming our little blue marble isn't done in by climate change, an asteroid strike, or some o...

Did Ancient Collisions Kick-Start Life On Earth?

Posted 06.09.2013 | Science

By: Tia Ghose, LiveScience Staff Writer Published: 06/08/2013 08:43 AM EDT on LiveScience The impact of comets crashing into Earth's surface may h...

Life's Left-Handed Molecules Piggybacked Their Way To Earth, Study Suggests

Posted 05.01.2013 | Science

By: Charles Q. Choi, Contributor Published: 05/01/2013 07:06 AM EDT on The mysterious bias of life on Earth toward molecules t...

WATCH: What If The Sun Suddenly Vanished?

The Huffington Post | Jacqueline Howard | Posted 04.03.2013 | Science

It's no exaggeration to say the sun sustains life here on Earth -- it provides not only light and warmth but also the energy that helps keep us suppli...

Life On Earth May Have Come From Cosmic Source

Posted 03.12.2013 | Science

By: Mike Wall Published: 03/08/2013 10:09 AM EST on Life's building blocks can form in the harsh environment of deep space, a new study...

Asteroids Giveth and Asteroids Taketh Away

Mario Livio | Posted 02.20.2013 | TED Weekends
Mario Livio

There is no doubt that a huge asteroid impact on Earth would be devastating to many life forms. However, we often forget that asteroid impacts may have played a crucial role in the emergence of life on Earth, and possibly even in the fact that humans are here to talk about them!

Were Meteorites The Secret Ingredient For Life On Earth?

The Huffington Post | Joanna Zelman | Posted 05.25.2011 | Green

A meteorite discovered in Antarctica may help to reveal how life on earth began. Many theories suggest that Earth initially did not possess the mole...

Life in the Water

Reverend Billy | Posted 05.25.2011 | Green
Reverend Billy

A short clip of Rev's sermon from last Sunday's Earthalujah service. Join us this week live in NYC and online at We have a schizophren...

A Prayer

Reverend Billy | Posted 05.25.2011 | Green
Reverend Billy

Aung San Sun Kyi, Nelson Mandela, Chief Joseph, Harvey Milk -- teach us! Revolution aint what it used to be.

Under The Sea: Half Of Earth's Life May Lie Below Land, Sea

McClatchy | Robert S. Boyd | McClatchy Newspapers | Posted 05.25.2011 | Green

Scientists estimate that nearly half the living material on our planet is hidden in or beneath the ocean or in rocks, soil, tree roots, mines, oil wel...

Scientists: Earth Could Actually Be Habitable For Another 2.3 Billion Years

Wired | Alexis Madrigal | Posted 05.25.2011 | Green

The Earth could be habitable for another 2.3 billion years, extending previous estimates of life's horizon by more than 1 billion years. King Fai Li ...

Promoting the Pornography of Creationism

Bill Allen | Posted 05.25.2011 | Politics
Bill Allen

I proposed in jest the idea of an online degree in "creationism." I never imagined that anyone could seriously put forward such an outlandish idea. Boy, was I ever wrong.

Ending the Pornography of Creation

Bill Allen | Posted 05.25.2011 | Politics
Bill Allen

Now is the time to confront one of the major myths perpetuated by the previous anti-intellectual, anti-science regime. Now is the time to keep science in science class and keep religion out.