Latest What If News
What-if scenarios explored with real science: thought experiments on AI, space, biology, physics, and conspiracy theories — answered with evidence.
What If
What If Earth's Magnetic Field Collapsed Tomorrow?
Earth's magnetic field has weakened by about 15 percent in 150 years, according to ESA. What would actually happen if it failed outright, and what is exaggerated?
What If
What If Humans Could Regrow Limbs Like Axolotls?
Axolotls do it effortlessly. What would it mean for medicine, warfare, disability, and human identity if we could too? The science is closer than you think — and the implications are stranger than you'd expect.
What If
What If All Water on Earth Disappeared?
What would happen if every drop of water on Earth vanished? Explore the catastrophic consequences for life, atmosphere, and planet.
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