The Singularity: Could AI End Humanity?
The AI singularity is the hypothetical moment when artificial intelligence becomes smart enough to improve itself, triggering runaway growth beyond human control. Whether it could end humanity is unproven and sharply contested. Leading researchers put the odds of AI-caused extinction anywhere from a fraction of a percent to roughly one in five. Published: June 5, […]
Higher Dimensions: Beyond Our Perception
What Physicists Mean by a Higher Dimension Higher dimensions are proposed spatial directions beyond the three we move through. Physics treats them seriously: Kaluza-Klein theory added one in 1921, string theory needs six more, and M-theory needs seven. None has been detected. Tabletop gravity tests and the Large Hadron Collider keep narrowing where they could […]
The Coelacanth: A Living Fossil
The coelacanth is the one case a working zoologist gets to point at and say: this is what rediscovery looks like when it goes right. A lineage written off as extinct since the Late Cretaceous turned up alive in a fishing net in 1938, was handed a museum specimen, a Linnaean name, and a peer-reviewed […]