Conny Waters – AncientPages.com – Scientists are investigating mysterious giant stone circles visible only from the air. This complex structure is located over 3,000 meters above sea level near the Tigre mountain range in Argentina. Initially detected through satellite imagery, the […]Read more at Ancient Pages
Source: www.ancientpages.com
Astronomy Picture of the Day (APOD) is being used as an educational resource in classrooms from elementary school to graduate school. Below, some teachers share how they have used APOD in their classrooms. If you have found APOD useful in your classroom and would to share your wisdom, please email us.Since nobody is raising their hand, I’ll […] The post Astronomy Picture of the Day in the Classroom appeared first on NASA Science.
Source: science.nasa.gov
A new map of the terrain beneath the Greenland Ice Sheet links hundreds of valleys that previous maps missed or left fragmented. The post Uncovering the Valleys Hidden Below Greenland’s Ice appeared first on NASA Science.
Source: science.nasa.gov
The post APOD: 2026 September 27 – Andromeda Before and After Photoshop appeared first on NASA Science.
Source: science.nasa.gov
When we think of asteroids, we often think of the main asteroid belt between Mars and Jupiter that contains the majority of the known asteroids in our solar system. However, our solar system hosts several other populations of asteroids and icy rocks, including the Jupiter Trojan asteroids that orbit in Jupiter’s orbit, and the icy bodies and comets of the Kuiper Belt. But there’s one population of asteroids that often gets overlooked called Centaurs, primarily because their orbits are not in a fixed location and instead whose orbits cross the orbits of the outer planets.
Source: www.universetoday.com
For more information, contact Donald S. Parker, Kennedy Space Center, donald.s.parker@nasa.gov Download the PDF version Improper casting and forging processes in the manufacture of aluminum alloy 2219 can lead to microstructural defects that result in a sub-optimal response to anodic surface treatments and an increase in corrosion susceptibility. This Technical Bulletin communicates the risks of […]
Source: www.nasa.gov
