An analysis of radioactive chemicals in ice cores indicates one of the most powerful solar storms ever hit Earth around 7176 B.C.
Tom Metcalfe, Contributor
Scientists brave one of the coldest places on Earth, and it's well worth it.
Inside Science Contributor
A keen eye and a bit of luck help scientists find something deep in the ice
Inside Science Contributor
New study examines rare sedimentary rocks atop some of the planet's oldest large land masses.
Charles Q. Choi, Contributor
Meteorologists, oceanographers and snipers have to account for this deformation.
Will Sullivan, Staff Writer
Scientists set out to investigate how these unusual structures form.
Katharine Gammon, Contributor
Many people around the world eat insects, but still some of us are squeamish about eating them.
Inside Science Contributor
We can't put Earth on a scale, but there are other ways to figure out the weight of our world.
Inside Science Contributor
A new model, based on "sea glass" from ocean ridges, may help scientists more easily answer a question they have long struggled with.
Tom Metcalfe, Contributor
Scientists study how some microorganisms deep on the ocean floor affect our climate.
Inside Science Contributor
Scientists link the start of movements in the Earth's crust to increasing amounts of aluminum in crystals about 3.6 billion years ago.
James Gaines, Contributor
This month in pictures
Abigail Malate, Staff Illustrator