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Mayan temple.  Image Credit: wikimedia

Kathryn Reese-Taylor on the Mayan calendar and 2012 doomsday prophesies

EarthSky spoke with a professor of Mayan archaeology about the supposed connection between an ancient Mayan calendar and 2012 doomsday prophecies.

Photo credit: John P.C.

Lesli Wood: Exploring Gulf of Mexico deep water oil

To meet demand for oil within U.S. borders, industry has pushed the limits of technology to reach oil reserves in deep waters of the Gulf of Mexico.

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David Stuart on the Mayan calendar and 2012 doomsday predictions

Stuart, an archaeologist and expert on the ancient Maya, told EarthSky that neither the Maya, nor their calendar, ever predicted the end of the world.

Image Credit: Binghamton University

Tim Lowenstein on a world of microbes buried alive in ancient salt

Lowenstein studies water droplets that have been sealed inside salt crystals for thousands to millions of years.

Photo credit: Kevin Dooley

Bridget Scanlon on groundwater depletion and solutions

Bridget Scanlon and other scientists say we need to know where our water resources are, and what options society can leverage to use these resources most effectively.

Undersea black smoker with Alvin mechanical arm

James Holden explores life thriving in deep, hot undersea vents

Deep in cracks of hot undersea volcanoes, microbes inhale hydrogen and carbon dioxide and exhale methane. They might help scientists understand life beyond Earth.

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Eric Potter explains what, how and why of hydraulic fracturing

A geologist presents the basics of hydraulic fracturing, or fracking, and explains why it’s being used to obtain energy.

Photo credit: Alfred Weidinger

Paul Ehrlich and the vital role of women in this century

The author of The Population Bomb said that equal opportunities for women might be key to maintaining Earth’s population at a reasonable level.

Image Credit: NASA Goddard Space Flight Center

Peter Claggett sees changes to Chesapeake Bay with Landsat

Landsat has been observing the landscape of the vast 64,000 square miles of watershed in Chesapeake Bay for decades.

Photo credit: epSos.de

Scott Tinker: Past, present and future of energy

Energy expert Scott Tinker said, “It’s a waltz, with energy underpinning the economy, and the economy helping to invest in the environment. It’s very elegant when it’s working well.”