Originally Posted by OccultHawk

Stephen Hawking had his teeth cleaned but over time his gums receded. He died like two weeks ago.

He proved the existence of black holes early in his career and then made some embarrassing attempts to reclaim the limelight with big announcements that turned out to be aimless speculation.

Some people thought he was retarded because he looked like a retard. He did have ALS so it really depends on how you define retard. The standard sixth grade usage did in fact apply to Hawking.

Source: OccultNewsNetwork