Move over, GPS: Navigation satellites in low-Earth orbit are making a comeback
Xona aims to deploy 258 satellites into low-Earth orbit as a GPS alternative. O recorte ajuda a contextualizar a pauta dentro de Tech.
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Researcher studies how people shift attention during everyday and high-stakes tasks
Sustaining attention over long periods affects everything from routine tasks to high-stakes decisions. Whether it is an umpire making a split-second call or a driver glancing at a navigation system, even small lapses in focus can have meaningful consequences. New research from Te
Curiosity Finds Evidence of an Ancient Sandstorm
Description Billions of years ago, an hours-long Martian sandstorm blew so intensely that sand ripples began to climb upon one another as they moved across the surface. These layers of sediment eventually hardened into the multilayered rocks seen in this image, which was taken by
NASA’s Perseverance Rover Provides Sweeping View of Broom Point
Description This view looking back up at the outside lip of the 490-foot-tall (150-meter-tall) rim of Jezero Crater was taken by the Mastcam-Z instrument aboard NASA’s Perseverance on May 15, 2025, the 1,505th day, or sol, of the rover’s mission to Mars. The bright-colored rocks
Perseverance’s Trip to ‘Broom Point’
Description This orbital map shows the path NASA’s Perseverance Mars rover took to get to a location the science team has dubbed the “Broom Point member,” a sequence of layered bedrock likely more than 3.9 billion years old. As planned, the rover landed inside Jezero Crater on Fe
How ships are risking ‘safe’ passage through the Strait of Hormuz
A plan to divert shipping through an alternative corridor off the Omani coast to avoid the threat of mines in the Strait of Hormuz has come under scrutiny after two attacks on ships in recent days. Though Iran and Oman agreed to engage in talks on Monday on the strait's managemen
Ureters stay visible for hours with dye designed to vanish through kidneys
A cross-disciplinary research team led by Hongjie Dai, director of the Materials Institute of Life Sciences and Energy (MILES) at the University of Hong Kong (HKU) in Shenzhen, has developed a promising near-infrared (NIR) fluorescent dye for potential clinical use in ureter imag
What is Article 5 of Iran-US MoU, and why is it blamed for Hormuz strikes?
Iran and the US trade attacks over navigation through the Strait of Hormuz, which has emerged as a major sticking point.
Pakistan searches for Boeing cargo plane missing over Arabian Sea
Karachi-bound aircraft lost contact with air traffic control after reporting navigation system fault. O recorte ajuda a contextualizar a pauta dentro de Geral.
NASA’s HiRISE Captures Perseverance Marking a Milestone on Mars
Description NASA’s Perseverance rover appears as a green speck on the Martian surface on June 13, 2026, a day before the robotic explorer marked a distance milestone, having traveled a full marathon (26.2 miles, or 42.195 kilometers) on the Red Planet. Perseverance reached that d
Curiosity Blog, Sols 4934-4940: In the Land of the Polygons
Written by William Farrand, Senior Research Scientist, Space Science Institute Earth planning date: Friday, June 26, 2026 There were two planning cycles over this span of sols. The Monday planning took place with Curiosity situated within a unit that from orbital imagery appeared
NASA’s CAPSTONE Completes Extended Mission Testing Lunar Technologies
As NASA prepares for a sustained human presence on the Moon, missions will increasingly require spacecraft that can navigate and communicate without a direct connection to Earth. NASA’s Cislunar Autonomous Positioning System Technology Operations and Navigation Experiment, or CAP