Hawking radiation, discovered by Stephen Hawking in 1974, is the process by which black holes emit subtle radiation and ...

Every generation has a few truly exceptional minds, and Stephen Hawking was one of the most brilliant we had to offer. When he passed away in 2018, the world lost one of the few people who probably ...

DES MOINES (AP) - Dr. Stephen Gleason, former chief of staff for Gov. Tom Vilsack and former director of the Iowa Department of Public Health, died in what police said was an apparent suicide.