MARTIN HOMANN, EUROPEAN INSTITUTE FOR MARINE STUDIES, FRANCE
Oldest Evidence of Terrestrial Life on a Young Earth
Oldest Evidence of Terrestrial Life on a Young Earth
Microbes were living on land as early as 3.22 billion years ago, fossilized rocks show, 500 million years earlier than previously documented.
Oldest Evidence of Terrestrial Life on a Young Earth
Oldest Evidence of Terrestrial Life on a Young Earth

Microbes were living on land as early as 3.22 billion years ago, fossilized rocks show, 500 million years earlier than previously documented.

Microbes were living on land as early as 3.22 billion years ago, fossilized rocks show, 500 million years earlier than previously documented.

geology
Rivers and Streams Compose Much More of Earth's Surface Than Thought
Rivers and Streams Compose Much More of Earth's Surface Than Thought
Shawna Williams | Jun 28, 2018
A new estimate bumps up the area previously estimated to be covered by running water by more than 40 percent.
Interior Department’s Screen of Meeting Abstracts Called Censorship
Interior Department’s Screen of Meeting Abstracts Called Censorship
Kerry Grens | Jun 16, 2018
USGS scientists need approval from a political appointee before they can present research at two big geological conferences.
Great Barrier Reef Experienced Five Massive Die-Offs in 30,000 Years
Great Barrier Reef Experienced Five Massive Die-Offs in 30,000 Years
Catherine Offord | May 28, 2018
The reef has bounced back from “death events” in the past, but that doesn’t mean it will be resilient over the next few decades.
Humanity May Have Flourished After Supervolcano Eruption
Humanity May Have Flourished After Supervolcano Eruption
Diana Kwon | Mar 13, 2018
A new study counters the popular theory that after Mount Toba blew its top 74,000 years ago, humans almost went extinct.
Ancient Microfossils May be Earliest Signs of Life
Ancient Microfossils May be Earliest Signs of Life
Diana Kwon | Mar 2, 2017
Researchers find what appear to be 3.77 billion-year-old hints of microbial life hidden in Canadian rocks, but some scientists are not convinced.
Life Below the Seabed
Life Below the Seabed
Ruth Williams | Mar 14, 2013
Rock samples from deep within the Earth’s oceanic crust contain chemosynthetic microbial life.
Ancient Organic Molecules Found
Ancient Organic Molecules Found
Dan Cossins | Feb 20, 2013
Sea creatures buried alive roughly 340 million years ago have yielded the longest-preserved organic molecules ever discovered in a complete fossil.
Refining Carbon Dating
Refining Carbon Dating
Ed Yong | Oct 18, 2012
Japanese lake sediments will help archaeologists better estimate the dates of artifacts and past events.
Budget Cuts Shutter Biodiversity Program
Edyta Zielinska | Jan 16, 2012
The US Geological Survey’s database, a compendium of biodiversity information, will be shut down this month due to a slashed 2012 budget.