Mineralogist Robert Hazen and other scientists probe connections between living organisms and rocks in "Life's Rocky Start," which premieres tonight on PBS stations around the United States.
geology
Posted inScience Updates
Where Curiosity Has Taken Us
The Curiosity rover, one of NASA's flagship missions, analyzes Martian geology, geochemistry, climatology, and radiation to assess whether Mars could have supported microbial life.
Posted inNews
The Backwards Earthquakes
Earthquakes in Idaho's panhandle are usually caused by the Earth's crust pulling apart. So why were earthquakes on 24 April pushing the crust together?
Posted inScience Updates
Developing New Rock Magnetic Tools to Drive Geoscience Research
First Order Reversal Curve Workshop (FORCshop); Minneapolis, Minnesota, 23–24 July 2015
Posted inNews
Active Mud Volcano Field Discovered off Southeast Alaska
A cruise to study landslide potential along an earthquake-prone fault found a surprising methane plume.
Posted inOpinions
What Is the Anthropocene?
Geologists must consider whether the Anthropocene is a specific segment in the continuum of time or a holistic concept.
Posted inResearch Spotlights
Aftershocks of Old Quakes Still Shake New Madrid Seismic Zone
Geodetic data show that earthquakes in 1450 and 1811–1812 may be responsible for present-day seismic activity in the region.
Posted inNews
Pluto: In the Icebox but Maybe Still Cookin'
New evidence of ice volcanoes and of middle-aged terrains on Pluto's surface suggests that the dwarf planet has remained geologically active ever since it first formed billions of years ago.
Posted inNews
Mysterious Boulders Suggest Ancient 800-Foot-Tall Tsunami
The suspected sudden collapse of a nearby volcano's flank may have triggered an enormous wave that carried large boulders high onto Santiago Island in Cape Verde, a new study finds.
Posted inResearch Spotlights
Cave "Breathing" Affects Mineral Growth and Climate Clues
A new global model suggests how and where air flow in caves affects the growth of cave mineral deposits that scientists use to reconstruct ancient climates.