TEHRAN (ANA)- A tiny grain from asteroid Ryugu has revealed djerfisherite, a mineral that normally forms in scorching, oxygen-poor settings—conditions Ryugu was never thought to experience.
TEHRAN (ANA)- Wave-like landforms on Mars provide clues about the planet’s icy history, its potential to support life, and the behavior of flowing granular materials.
TEHRAN (ANA)- Deep beneath Ethiopia’s Afar Rift, scientists have detected rhythmic surges of molten mantle rock—geologic heartbeats powerful enough to thin Earth’s crust, pry Africa apart, and seed a future ocean.
TEHRAN (ANA)- At the heart of our galaxy lies a cosmic puzzle: although the Galactic Center is packed with star-making material, massive stars form there surprisingly slowly.
TEHRAN (ANA)- NASA’s Perseverance rover has reached a scientifically thrilling region on Mars called Krokodillen, where some of the planet’s oldest rocks may hold vital clues about early Martian environments — possibly even ancient life.
TEHRAN (ANA)- During a recent powerful solar storm, scientists discovered that a mysterious ionospheric phenomenon, sporadic E layers, became unusually active, specially during the storm’s recovery.