Lasers and Fool’s Gold Give a Glimpse Into Our Ocean’s Past
The amount of trace elements in ocean pyrite correspond to ocean oxygen concentrations at different points in geologic time.
Category: Earth Systems
These articles summarize studies that are all about how the planet Earth works!
New Cavity Discovered in the Great Pyramid of Egypt
An international team of scientists recently detected a new cavity in the 4000 year old Great Pyramid of Egypt! The detection method, muon…
The Aitape Skull may be from the oldest known tsunami victim
Tsunami are among the most destructive natural events that happen on our planet. From the Japanese term meaning “harbor wave”, tsunami…
Life May Be Even Older Than We Thought!
How long has life been around on Earth? Is life an inevitable part of planet formation? The second question is tough to answer, but if life…
Is Organic Farming Really Better? It Depends.
Organic farming and conventional farming each have their own strengths and weaknesses that depend on application.
Forests Recover Well When Humans Get Out of the Way
It goes without saying that forests are important. As the lung of our planet, they strongly contribute to converting carbon dioxide that we…
Bacteria-Powered Battery Helps Remove Lake Pollution
Nitrogen pollution is a big problem in standing water such as lakes and ponds. The nitrogen comes from many sources, often agricultural…
Grow High-Tunnel Lettuce Year Round on Fish Waste
A group of agricultural researchers at West Virginia University wanted to find out if it was possible to grow lettuce year round using high…
What Causes Ice Ages? A New Proposal.
A new international study casts doubt on the leading theory of what causes ice ages around the world — changes in the way the Earth…
When Dolphins Learned to Swim
For more than 250 million years, four-limbed land animals known as tetrapods have repeatedly conquered the Earth’s oceans. These…