
NASA restricts Chinese nationals from agency facilities and systems
Agency says move is to protect security of its work as ties with China fray amid an intensified space rivalry

Agency says move is to protect security of its work as ties with China fray amid an intensified space rivalry

Perseverance detected iron-rich minerals in ‘leopard spot’ reaction fronts at Jezero Crater; researchers call the findings a potential biosignature but say nonbiological explanations remain possible

Black-and-white MQ-9 drone footage dated Oct. 30, 2024 off Yemen shown to lawmakers sparks debate between researchers who call it 'non-human' and analysts who see a conventional explanation

Black-and-white MQ‑9 drone footage presented at a congressional hearing reignites questions over unidentified aerial phenomena and capabilities beyond known technology.

Two papers in Astrophysical Journal Letters report that initial James Webb Space Telescope observations make a nitrogen-dominated atmosphere and the presence of surface liquid water plausible for the nearby rocky world

Archaeologists say a cross and Chi‑Rho monogram found in a 2,050‑year‑old bouleuterion in western Turkey link the site to the seven churches mentioned in Revelation

Scientists link abundant non-coding DNA in Australia’s peacock spiders to rapid adaptation and speciation as part of a wider effort to decode life’s genomes.

Dr. Bob Lahita's new book links lifestyle and environment to epigenetic changes that may affect future generations; scientists say evidence is growing but limits and ethical challenges remain.

Airbus A330 encountered up to 1.75 g during a two-and-a-half-minute episode that launched passengers and service carts; flight diverted to Minneapolis–St. Paul.