Today's science news spans space exploration milestones, artificial intelligence policy shifts, cybersecurity threats, and fundamental discoveries in biology and ecology.

SpaceX achieves major milestone by becoming a publicly traded company valued significantly for its artificial intelligence capabilities, marking a major shift in how space technology is assessed by markets and investors.

Anthropic shuts down its Fable and Mythos AI models following directives from the Trump administration, reflecting ongoing regulatory pressures on artificial intelligence development and deployment.

A critical zero-day vulnerability in PeopleSoft affects hundreds of organizations and enables theft of gigabytes of sensitive data, highlighting serious cybersecurity risks in enterprise software systems.

Medieval historical records suggest a flying monk may have observed Halley's Comet twice, though scholars debate the reliability and interpretation of these ancient accounts regarding cometary observations.

Fungal networks underground possess threads lengthy enough to theoretically extend beyond the Solar System when measured end-to-end, revealing the vast scale of mycological ecosystems beneath Earth's surface.

Jeff Bezos launches a new startup called Prometheus, signaling major philanthropic or technological initiatives from one of the world's leading entrepreneurs and technologists.

The controversial FISA surveillance law expires tonight after expiring, yet government spying operations are expected to continue through existing legal and procedural mechanisms.

The Strait of Hormuz remains closed for 100 consecutive days, yet global oil prices have not risen as expected, contradicting traditional economic predictions about supply disruptions.