What If It Rained Oil?

What If: Science, Theory, and Possibilities · Jul 21, 2026 · 4m

Black Rain is falling on Tehran and it doesn't stop there. Oily, toxic, and flammable. Roads turn to ice rinks, planes fall from the sky, your tap runs brown, and crops die in the ground. One lightning strike could ignite the world.

Scientists already have a name for what comes after Black Rain. Drop it in the comments if you know.

Ever wondered what would actually happen? Explore our biggest What If scenarios and dive deeper with the What If community.

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