decoy effect
Psychology

Whether You Refuse or Accept Is Known.【Decoy Effect】

nuclear weapons
Current

Nuclear Weapons: The Total Number Is Really Increasing?

International Day against Nuclear Tests
Today

International Day Against Nuclear Tests: August 29th

Giant-impact
Astrogeology

Giant-Impact Hypothesis: Why Doesn’t The Moon Fall on The Earth?

World Amateur Radio Day
Today

World Amateur Radio Day: April 18