Ever seen one of these? People sometimes report them as UFOs. They’re called hole-punch clouds, and jets make ’em. The connection between hole-punch clouds, jets and snowfall, here.
Astronomers did know in advance that asteroid 2016 FW13 would pass closely – but safely – on April 5, 2016. Check out a photo from the Virtual Telescope Project.
Advanced genetic analysis and statistical modeling have confirmed that early humans mated with Neanderthals.
On August 24, 2006, astronomers voted to demote Pluto to dwarf planet status. Hear from Alan Stern, lead scientist on a space mission to Pluto.
Seismic waves, the same type of waves used to study earthquakes, are also used to explore deep underground for reservoirs of oil and natural gas.
Necessary resources such as oil and water lie below our feet. How today’s scientists are coming to understand the world underground, while exploring for resources in safe, practical and effective ways.
How nanotechnology is being used to gain access to the harder-to-reach oil and gas reservoirs of today,
Severe drought in 2011 and 2012 raises questions about the present and future water resources of Texas.
The Texas Gulf coast is among the most dynamic environments on Earth. Jeffrey Paine talks about the retreating coastline, and the risks and value of human activity there.
A geologist’s perspective on the environmental impact of fracking. Does it affect water quality? Does it cause earthquakes?
EarthSky spoke with a professor of Mayan archaeology about the supposed connection between an ancient Mayan calendar and 2012 doomsday prophecies.
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.
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.
Lowenstein studies water droplets that have been sealed inside salt crystals for thousands to millions of years.
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.
Deep in cracks of hot undersea volcanoes, microbes inhale hydrogen and carbon dioxide and exhale methane. They might help scientists understand life beyond Earth.
A geologist presents the basics of hydraulic fracturing, or fracking, and explains why it’s being used to obtain energy.
The author of The Population Bomb said that equal opportunities for women might be key to maintaining Earth’s population at a reasonable level.
Landsat has been observing the landscape of the vast 64,000 square miles of watershed in Chesapeake Bay for decades.
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.”
Blue Moon and red Mars on Halloween
New NASA posters feature cosmic frights for Halloween