A solar eclipse recorded more than 2,700 years ago is revealing surprising secrets about Earth's rotation and the Sun's ancient behavior. By correcting an eight-kilometer error in the location of an ancient Chinese capital, scientists were able to reconstruct a total solar eclipse that occurred in 709 BCE and obtain more accurate measurements of how fast Earth was spinning at the time.
Curated from ScienceDaily (all). Classified as Science by AI, which sometimes makes mistakes.
Description This 360-degree look at Neretva Vallis within Mars’ Jezero Crater was stitched together using 217 images acquired by the rover’s Mastcam-Z on May 20, 2024, the 1,155th Martian day, or sol, of the mission. While it is a wind-swept dusty vista today, billions of years ago it was home to a river channel that fed fresh water into […]
It's a sure-fire way to get someone talking without making them uncomfortable. The post The 4-word small talk question that will help you get through almost any situation appeared first on Upworthy.
Description The large sunshade of NASA’s Near-Earth Object (NEO) Surveyor is mounted on an assembly ring during inspections in a clean room at BAE Systems Space & Mission Systems in Boulder, Colorado, in July 2026. The sunshade structure stands 20 feet (6 meters) tall and measures 8 feet (2.4 meters) wide at its base. Its two flat […]
