NASA rover's sample from Neretva Vallis contains organic carbon and iron-rich spots that researchers say are a potential biosignature, though abiotic explanations remain possible
Contec Australia completed a two-story concrete-printed residence in Tapping near Perth in five months, showcasing speed, cost savings and durability that may influence future housing construction
Clay-rich mudstones in a dried river channel contain organic carbon and mineral features that on Earth often form through microbial activity, researchers report
Officials report microscopic features and chemical signatures in Jezero Crater rocks that they say are consistent with ancient microbial activity
Agency officials announce detection of structures and chemical patterns in Jezero Crater that they say are consistent with biological activity billions of years ago
Perseverance found 3.5‑billion‑year‑old mudstones dotted with mineral 'spots' that meet NASA criteria for potential biosignatures; confirming biological origin would require a sample return.
Excavation in Denizli province reveals pentagonal council building, carved cross and Chi‑Rho monogram; building dated to late 1st century B.C., age of the Christian markings remains uncertain
Study finds highly alkaline waste — not DDT — is producing white 'halos' and transforming local seafloor ecology around historic dump sites
Staff say the all-female clutch is likely the result of parthenogenesis, a rare asexual reproduction seen in some reptiles and other animals