When Doomsday comes, Americans will tweet - Bulletin of the Atomic Scientists

The CDC studied thousands of tweets sent by panicked Hawaiians after a false ballistic missile alert last year. Conclusion: there's no escaping social media in a nuclear emergency.

Doomsday Clock is reset to 100 seconds until midnight, closest

Is the Clock Ticking Toward Doomsday? – SAPIENS

Press Release—IT IS NOW 100 SECONDS TO MIDNIGHT - Bulletin of the

The Doomsday Clock Ticks Closer to Midnight Over Nuclear War Fears

Doomsday Clock just moved: It's now 2 minutes to 'midnight,' the

The history of the Doomsday Clock design

Doomsday Clock Ticks Closer to Midnight - Eos

How to read the Doomsday Clock

Doomsday Clock advances to two minutes to midnight - CBS News